Dinosaurs Sitemap - Page 5 2016-09-26

Popular Interest in the Loch Ness Monster Exploded during the 1930's
Popular interest in the Loch Ness Monster exploded during the 1930's.

The Most Famous Nessie Photograph Was an Out-and-Out Hoax
The most famous Nessie photograph was an out-and-out hoax.

It's Extremely Unlikely that the Loch Ness Monster Is a Sauropod
It's extremely unlikely that the Loch Ness Monster is a sauropod.

It's Also Unlikely that Nessie is a Marine Reptile
It's also unlikely that Nessie is a marine reptile.

The Loch Ness Monster Simply Doesn't Exist
According to the best evidence, Nessie simply doesn't exist.

Lots of People Make Money Off the Loch Ness Myth
Lots of people make money off the Loch Ness Monster myth.

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Iguanodon Was Only Distantly Related to Modern Iguanas
Iguanodon was only distantly related to modern iguanas.

10 Facts About Iguanodon
Only the second dinosaur ever to be discovered and named, Iguanodon has generated a lot of confusion over the past two centuries. Here are 10 fascinating Iguanodon facts.

Iguanodons Probably Lived in Herds
Iguanodons probably lived in herds.

Iguanodon Occasionally Ran on its Two Hind Legs
Iguanodon occasionally ran on its two hind legs.

Iguanodon Was Discovered in the Early 19th Century
Iguanodon was discovered in the early 19th century.

Iguanodon Was Misunderstood for Decades After its Discovery
Iguanodon was misunderstood for decades after its discovery.

Only a Handful of Iguanodon Species Remain Valid
Only a handful of Iguanodon species remain valid.

Iguanodon Was One of the First Dinosaurs to Be Displayed to the Public
Iguanodon was one of the first dinosaurs to be displayed to the public.

Iguanodon Was a Type of Dinosaur Known as an "Ornithopod"
Iguanodon was a type of dinosaur known as an

Iguanodon Was Ancestral to Duck-Billed Dinosaurs
Iguanodon was ancestral to duck-billed dinosaurs.

No One Knows Why Iguanodon Evolved Thumb Spikes
No one knows why Iguanodon evolved thumb spikes.

Giganotosaurus Was Discovered by an Amateur Fossil Hunter
Giganotosaurus was discovered by an amateur fossil hunter.

Giganotosaurus May Have Preyed on Argentinosaurus
Giganotosaurus may have preyed on Argentinosaurus.

The Name Giganotosaurus Has Nothing to Do with "Gigantic"
The name Giganotosaurus has nothing to do with

Giganotosaurus Was Closely Related to Carcharodontosaurus
Giganotosaurus was closely related to Carcharodontosaurus.

Giganotosaurus Was Bigger than Tyrannosaurus Rex
Giganotosaurus was bigger than Tyrannosaurus Rex

To Date, No One Has Identified a Complete Giganotosaurus Skeleton
To date, no one has identified a complete Giganotosaurus skeleton.

10 Facts About Giganotosaurus
Giganotosaurus is rapidly climbing the charts as the world's most popular meat-eating dinosaur. Here are 10 fascinating Giganotosaurus facts.

Giganotosaurus Preceded T. Rex by 30 Million Years
Giganotosaurus preceded T. Rex by 30 million years.

Giganotosaurus Had an Unusually Small Brain for its Size
Giganotosaurus had an unusually small brain for its size.

Giganotosaurus Was Speedier than T. Rex
Giganotosaurus was speedier than T. Rex.

Giganotosaurus Was the Largest Meat-Eating Dinosaur of South America
Giganotosaurus was the largest meat-eating dinosaur of South America.

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10 Facts About the Dodo Bird
The Dodo Bird disappeared so quickly from the island of Mauritius, in the 17th century, that it has become the poster animal for sudden extinction. Here are 10 fascinating Dodo Bird facts.

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Diplodocus Was Probably a "Branch-Stripper"
Diplodocus was probably a

10 Facts About Diplodocus
Diplodocus was one of the biggest, and one of the most well-known, sauropod dinosaurs of the late Jurassic period. Here are 10 fascinating Diplodocus facts.

Diplodocus Was Closely Related to Apatosaurus
Diplodocus was closely related to Apatosaurus.

Diplodocus Is the Longest Dinosaur that Ever Lived
Diplodocus is the longest dinosaur that ever lived.

Estimates of Diplodocus' Weight Have Been Vastly Exaggerated
Estimates of Diplodocus' weight have been vastly exaggerated.

Diplodocus' Front Limbs Were Shorter than its Hind Limbs
Diplodocus' front limbs were shorter than its hind limbs.

The Neck and Tail of Diplodocus Consisted of Almost 100 Vertebrae
The neck and tail of Diplodocus consisted of almost 100 vertebrae.

Most Diplodocus Museum Specimens Are Gifts from Andrew Carnegie
Most Diplodocus museum specimens are gifts from Andrew Carnegie.

Diplodocus Wasn't the Smartest Dinosaur on the Jurassic Block
Diplodocus wasn't the smartest dinosaur on the Jurassic block.

Diplodocus Probably Held its Long Neck Level to the Ground
Diplodocus probably held its long neck level to the ground.

Diplodocus May Have Been the Same Dinosaur as Seismosaurus
Diplodocus may have been the same dinosaur as Seismosaurus.

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10 Facts About Dimetrodon, the Non-Dinosaur "Dinosaur"
Often mistaken for a true dinosaur, Dimetrodon was actually a sail-backed reptile that lived tens of millions of years before the first dinosaurs had even evolved. Here are 10 fascinating Dimetrodon facts.

There Are Over a Dozen Named Dimetrodon Species
There are over a dozen named Dimetrodon species.

For Decades, Dimetrodon Lacked a Tail
For decades, Dimetrodon lacked a tail.

Dimetrodon Wasn't Technically a Dinosaur
Dimetrodon wasn't technically a dinosaur.

Dimetrodon Was Named After its "Two Measures of Teeth"
Dimetrodon was named after its

Dimetrodon Used its Sail as a Temperature-Regulation Device
Dimetrodon used its sail as a temperature-regulation device.

Dimetrodon Was a Close Relative of Edaphosaurus
Dimetrodon was a close relative of Edaphosaurus.

Dimetrodon Walked with a Splay-Legged Posture
Dimetrodon walked with a splay-legged posture.

Dimetrodon Has Been Known by Various Names
Dimetrodon has been known by various names.

Male Dimetrodons Were Larger than Females
Male Dimetrodons were larger than females.

Dimetrodon Shared its Ecosystem with Giant Amphibians
Dimetrodon shared its ecosystem with giant amphibians.

10 Facts About Deinonychus, the "Terrible Claw"
Velociraptor gets all the press, but it was another raptor, Deinonychus, that really stole the show in Jurassic World. Here are 10 fascinating Deinonychus facts.

Deinonychus Wasn't the Fastest Dinosaur on the Block
Fact #9 - Deinonychus wasn't the fastest dinosaur on the block.

The First Deinonychus Egg Wasn't Discovered Until 2000
The first Deinonychus egg wasn't discovered until 2000.

Deinonychus is Greek for "Terrible Claw"
Deinonychus is Greek for

Deinonychus Inspired the Theory that Birds Descended from Dinosaurs
Deinonychus inspired the theory that birds descended from dinosaurs.

Deinonychus Was (Almost Certainly) Covered with Feathers
Deinonychus was (almost certainly) covered with feathers.

The First Deinonychus Fossils Were Discovered in 1931
The first Deinonychus fossils were discovered in 1931.

Deinonychus Used its Hind Claws to Disembowel Prey
Deinonychus used its hind claws to disembowel prey.

Deinonychus Was the Model for Jurassic Park's Velociraptors
Deinonychus was the model for Jurassic Park's Velociraptors.

Deinonychus May Have Preyed on Tenontosaurus
Deinonychus may have preyed on Tenontosaurus.

The Jaws of Deinonychus Were Relatively Weak
The jaws of Deinonychus were relatively weak.

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Dinosaurs.

10 Facts About Compsognathus
Once considered the world's smallest dinosaur, the late Jurassic Compsognathus is still interesting in its own right. Here are 10 fascinating Compsognathus facts.

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Fact #2 - Tiny as it Was, Compsognathus Was the Biggest Dinosaur of its Habitat
Fact #2 - As tiny as it was, Compsognathus was the biggest dinosaur of its habitat.

Fact #3 - One Compsognathus Specimen Has a Tiny Lizard in its Stomach
Fact #3 - One Compsognathus specimen has a tiny lizard in its stomach.

Fact #9 - Compsognathus May (or May Not) Have Congregated in Packs
Fact #9 - Compsognathus may (or may not) have congregated in packs.

Fact #10 - To Date, There Is Only One Identified Compsognathus Species
Fact #10 - To date, there is only one identified Compsognathus species.

Fact #1 - Compsognathus Was Once the Smallest Identified Dinosaur
Fact #1 - Compsognathus was once the smallest identified dinosaur.

Fact #4 - There's No Evidence That Compsognathus Had Feathers
Fact #4 - There's no evidence that Compsognathus had feathers.

Fact #5 - Compsognathus Snatched Prey with its Three-Fingered Hands
Fact #5 - Compsognathus snatched prey with its three-fingered hands.

Fact #6 - The Name Compsognathus Means "Pretty Jaw"
Fact #6 - The name Compsognathus means

Fact #7 - Compsognathus Was Closely Related to Juravenator and Scipionyx
Fact #7 - Compsognathus was closely related to Juravenator and Scipionyx.

Fact #8 - Compsognathus Wasn't Far Removed from the First Dinosaurs
Fact #8 - Compsognathus wasn't far removed from the first dinosaurs.

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Dinosaurs.

10 Facts About Coelophysis
Coelophysis is one of the most important (and best-attested) early dinosaurs, but very few people know much about it. Here are 10 fascinating Coelophysis facts.

Coelophysis May Have Congregated in Packs
Coelophysis may have congregated in packs.

Coelophysis Was a Recent Descendant of the Very First Dinosaurs
Coelophysis was a recent descendant of the very first dinosaurs.

Coelophysis Had Unusually Large Eyes
Coelophysis had unusually large eyes.

Coelophysis Lived During the Late Triassic Period
Coelophysis lived during the late Triassic period.

The Name Coelophysis Means "Hollow Form"
The name Coelophysis means

Coelophysis Was One of the First Dinosaurs With a Wishbone
Coelophysis was one of the first dinosaurs with a wishbone.

Thousands of Coelophysis Fossils Have Been Discovered at Ghost Ranch
Thousands of Coelophysis fossils have been discovered at Ghost Ranch.

Coelophysis Was Once Accused of Cannibalism
Coelophysis was once accused of cannibalism.

Male Coelophysis Were Bigger than Females (or Vice-Versa)
Male Coelophysis were bigger than females (or vice-versa).

Coelophysis May Have Been the Same Dinosaur as Megapnosaurus
Coelophysis may have been the same dinosaur as Megapnosaurus.

Coelacanths Live Hundreds of Feet Beneath the Water
Coelacanths live hundreds of feet beneath the water.

Coelacanths Have a Notochord Beneath Their Spinal Cords
Coelacanths have a notochord beneath their spinal cords.

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Fact #10 - Coelacanths Feed Mostly on Fish and Cephalopods
Coelacanths feed mostly on fish and cephalopods.

Coelacanths Give Birth to Live Young
Coelacanths give birth to live young.

Coelacanths Possess a Unique Hinge in Their Skulls
Coelacanths possess a unique hinge in their skulls.

Coelacanths Are Distantly Related to the First Tetrapods
Coelacanths are distantly related to the first tetrapods.

Coelacanths Are Lobe-Finned, not Ray-Finned, Fish
Coelacanths are lobe-finned, not ray-finned, fish.

A Second Coelacanth Species Was Discovered in 1997
A second Coelacanth species was discovered in 1997.

A Living Coelacanth Was Discovered in 1938
A living coelacanth was discovered in 1938.

Most Coelacanths Went Extinct 65 Million Years Ago
Most Coelacanths went extinct 65 million years ago.

Coelacanths, the World's Only Living "Extinct" Fish
Long though to be extinct, a living Coelacanth was dredged up from the Indian Ocean in 1938. Here are 10 fascinating Coelacanth facts.

Thousands of Cave Bear Fossils Were Destroyed During World War I
Thousands of Cave Bear fossils were destroyed during World War I.

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10 Facts About the Cave Bear
The Cave Bear was one of the most common megafauna mammals of Pleistocene Europe, as our human ancestors were well aware. Here are 10 fascinating Cave Bear facts.

Cave Bears Were Doomed by Competition with Early Humans
Cave Bears were doomed by competition with early humans.

Scientists Have Reconstituted Some Cave Bear DNA
Scientists have reconstituted some Cave Bear DNA.

The Cave Bear Was (Mostly) a Vegetarian
The Cave Bear was (mostly) a vegetarian.

Early Humans Worshiped Cave Bears as Gods
Early humans worshiped Cave Bears as gods.

Male Cave Bears Were Much Bigger than Females
Male Cave Bears were much bigger than females.

The Cave Bear Is a Distant Cousin of the Brown Bear
The Cave Bear is a distant cousin of the Brown Bear.

Cave Bears Were Preyed on by Cave Lions
Cave Bears were preyed on by Cave Lions.

Cave Bears Were First Identified in the 18th Century
Cave Bears were first identified in the 18th century.

You Can Tell Where a Cave Bear Lived by the Shape of its Teeth
You can tell where a Cave Bear lived by the shape of its teeth.

Brachiosaurus Wasn't the Only Sauropod of Late Jurassic North America
Fact #9 - Brachiosaurus wasn't the only sauropod of late Jurassic North America.

Brachiosaurus Is One of the Most Popular Movie Dinosaurs
Brachiosaurus is one of the most popular movie dinosaurs.

Brachiosaurus Was Probably a "Homeotherm"
Brachiosaurus was probably a

The Skull of Brachiosaurus Was Easily Detached from its Neck
The skull of Brachiosaurus was easily detached from its neck.

Brachiosaurus May Be the Same Dinosaur as Giraffatitan
Brachiosaurus may be the same dinosaur as Giraffatitan.

It Was Once Thought that Brachiosaurus Was a Semiaquatic Dinosaur
It was one thought that Brachiosaurus was a semiaquatic dinosaur.

Brachiosaurus Isn't the Only "Brachiosaurid" Dinosaur
Brachiosaurus isn't the only

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The "Type Fossil" of Brachiosaurus Was Discovered in 1900
The

An Adult Brachiosaurus Could Live to Be 100 Years Old
An adult Brachiosaurus could live to be 100 years old.

10 Facts About Brachiosaurus, the Giraffe-Like Dinosaur
One of the largest dinosaurs of the Jurassic period, Brachiosaurus was the poster genus for huge, majestic sauropods. Here are 10 fascinating Brachiosaurus facts.

Brachiosaurus Had Longer Front than Hind Limbs
Brachiosaurus had longer front than hind limbs.

Archaeopteryx Probably Led an Arboreal Lifestyle
Archaeopteryx probably led an arboreal lifestyle.

Archaeopteryx Was Just One Part of a Complicated Ecosystem
Archaeopteryx was just one part of a complicated ecosystem.

The Discovery of Archaeopteryx Coincided with "The Origin of Species"
The discovery of Archaeopteryx coincided with

Archaeopteryx Had a Relatively Sluggish Metabolism
Archaeopteryx had a relatively sluggish metabolism.

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The Feathers of Archaeopteryx Were Unsuited to Powered Flight
The feathers of Archaeopteryx were unsuited to powered flight.

Archaeopteryx Was About the Size of a Pigeon
Archaeopteryx was about the size of a pigeon.

10 Facts About Archaeopteryx, the Famous "Dino-Bird"
Often considered to be the first true bird, Archaeopteryx was actually something far more complex: a tiny dinosaur with distinctly bird-like characteristics. Here are 10 fascinating Archaeopteryx facts.

Archaeopteryx Was as Much Dinosaur as Bird
Archaeopteryx was as much dinosaur as bird.

Archaeopteryx Was Discovered in the Early 1860's
Archaeopteryx was discovered in the early 1860's.

Archaeopteryx Was Not Directly Ancestral to Modern Birds
Archaeopteryx was not directly ancestral to modern birds.

The Fossils of Archaeopteryx Are Unusually Well Preserved
The fossils of Archaeopteryx are unusually well preserved.

Apatosaurus, the Dinosaur Once Known As Brontosaurus
Apatosaurus is famous for once having been named Brontosaurus--and Brontosaurus is famous because it was one of the first sauropod dinosaurs ever to be discovered. Here are 10 fascinating Apatosaurus facts.

A Full-Grown Apatosaurus Could Weigh Up to 40 Tons
A full-grown Apatosaurus could weigh up to 40 tons.

Apatosaurus Was Closely Related to Diplodocus
Apatosaurus was closely related to Diplodocus.

Scientists Once Believed that Apatosaurus Lived Underwater
Scientists once believed that Apatosaurus lived underwater.

Apatosaurus Was the First-Ever Cartoon Dinosaur
Apatosaurus was the first-ever cartoon dinosaur.

At Least One Scientist Wants to Bring Back "Brontosaurus"
At least one scientist wants to bring back

Apatosaurus Used to Be Known as Brontosaurus
Apatosaurus used to be known as Brontosaurus.

The Name Apatosaurus Means "Deceptive Lizard"
The name Apatosaurus means

Apatosaurus Hatchlings Ran on Their Two Hind Legs
Apatosaurus hatchlings ran on their two hind legs.

Apatosaurus May Have Cracked its Long Tail Like a Whip
Apatosaurus may have cracked its long tail like a whip.

No One Knows How Apatosaurus Held its Neck
No one knows how Apatosaurus held its neck.

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Dinosaurs.

10 Facts About Ankylosaurus, the Armored Dinosaur
One of the most heavily armored dinosaurs that ever lived, Ankylosaurus was also one of the last dinosaurs standing in the wake of the K/T meteor impact. Here are 10 fascinating Ankylosaurus facts.

Dinosaurs Like Ankylosaurus Lived All Over the World
Dinosaurs like Ankylosaurus lived all over the world.

Ankylosaurus Survived to the Cusp of the K/T Extinction
Ankylosaurus survived to the cusp of the K/T Extinction.

There Are Two Ways to Pronounce Ankylosaurus
There are two ways to pronounce Ankylosaurus.

The Skin of Ankylosaurus Was Covered with Osteoderms
The skin of Ankylosaurus was covered with osteoderms.

Ankylosaurus Kept Predators at Bay with its Clubbed Tail
Ankylosaurus kept predators at bay with its clubbed tail.

The Brain of Ankylosaurus Was Unusually Small
The brain of Ankylosaurus was unusually small.

A Full-Grown Ankylosaurus Was Immune from Predation
A full-grown Ankylosaurus was immune from predation.

Ankylosaurus Was a Close Relative of Euoplocephalus
Ankylosaurus was a close relative of Euoplocephalus.

Ankylosaurus Lived in a Near-Tropical Climate
Ankylosaurus lived in a near-tropical climate.

Ankylosaurus Was Once Known as "Dynamosaurus"
Ankylosaurus was once known as

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10 Facts About Utahraptor, the World's Biggest Raptor
How much do you know about Utahraptor, the largest raptor that ever lived? Here are 10 fascinating Utahraptor facts.

Utahraptor Probably Had a Warm-Blooded Metabolism
Utahraptor probably had a warm-blooded metabolism.

No One Knows if Utahraptor Hunted in Packs
No one knows if Utahraptor hunted in packs.

Utahraptor Is the Largest Raptor Yet Discovered
Utahraptor is the largest raptor yet discovered.

The Claws on Utahraptor's Hind Feet Were Almost a Foot Long
The claws on Utahraptor's hind feet were almost a foot long.

Utahraptor Lived During the Early Cretaceous Period
Utahraptor lived during the early Cretaceous period.

Utahraptor Was Discovered in...You Guessed it...Utah!
Utahraptor was discovered in...you guessed it...Utah!

Utahraptor's Species Name Honors Paleontologist John Ostrom
Utahraptor's species name honors paleontologist John Ostrom.

Utahraptor Was (Almost Certainly) Covered in Feathers
Utahraptor was (almost certainly) covered in feathers.

Utahraptor is the Star of the Novel "Raptor Red"
Utahraptor is the star of the novel

Utahraptor Was a Close Relative of Achillobator
Utahraptor was a close relative of Achillobator.

10 Facts About Megalodon
Megalodon was the biggest shark that ever lived, making the Great White Shark seem like a guppy. Here are 10 fascinating Megalodon facts.

Megalodon Had a Worldwide Distribution
Megalodon had a worldwide distribution.

No One Knows Why Megalodon Went Extinct
No one knows why Megalodon went extinct.

Megalodon Grew Up to 60 Feet Long
Megalodon Grew Up to 60 Feet Long

Megalodon Liked to Munch on Giant Whales
Megalodon Liked to Lunch on Giant Whales

Megalodon Had the Most Powerful Bite of Any Creature That Ever Lived
Megalodon had the most powerful bite of any creature that ever lived.

Megalodon's Teeth Were Over Seven Inches Long
Megalodon's teeth were over seven inches long.

Megalodon Liked to Bite the Fins off its Prey
Megalodon liked to bite the fins off its prey.

Megalodon's Closest Living Relative is the Great White Shark
Megalodon's closest living relative is the Great White Shark.

Megalodon Was Much Bigger than the Biggest Marine Reptiles
Megalodon was much bigger than the biggest marine reptiles.

Megalodon's Teeth Were Once Known as "Tongue Stones"
Megalodon's teeth were once known as

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For a Half-Ton Dinosaur, Dilophosaurus Had Unusually Healthy Feet
For a half-ton dinosaur, Dilophosaurus had unusually healthy feet.

Dilophosaurus Was Once Assigned as a Species of Megalosaurus
Dilophosaurus was once assigned as a species of Megalosaurus.

Dilophosaurus Didn't Spit Poison at its Prey
Dilophosaurus didn't spit poison at its prey.

Dilophosaurus Didn't Have an Expandable Neck Frill
Dilophosaurus didn't have an expandable neck frill.

Dilophosaurus Was Named After its Paired Head Crests
Dilophosaurus was named after its paired head crests.

Dilophosaurus Lived During the Early Jurassic Period
Dilophosaurus lived during the early Jurassic period.

No One Is Sure How Dilophosaurus Should Be Classified
No one is sure how Dilophosaurus should be classified.

Dilophosaurus Wasn't the Only "-lophosaurus"
Dilophosaurus wasn't the only

Dilophosaurus May Have Had a Warm-Blooded Metabolism
Dilophosaurus may have had a warm-blooded metabolism.

10 Facts About Dilophosaurus
The meat-eating dinosaur Dilophosaurus didn't even remotely resemble its portrayal in Jurassic Park--which you can learn by reading these fascinating Dilophosaurus facts.

Dilophosaurus Was Much, Much Bigger than a Golden Retriever
Dilophosaurus was much, much bigger than a Golden Retriever.

The Dire Wolf Went Extinct at the End of the Last Ice Age
The Dire Wolf went extinct at the end of the last Ice Age.

It May Be Possible to Resurrect the Dire Wolf
It may be possible to resurrect the Dire Wolf.

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Dinosaurs.

You Know Those Big Dogs on "Game of Thrones"? They're Dire Wolves
The big dogs on

The Dire Wolf Was a "Hypercarnivore"
The Dire Wolf was a

The Dire Wolf was 25 Percent Bigger than the Biggest Modern Dogs
The Dire Wolf was 25 percent bigger than the biggest modern dogs.

The Dire Wolf Was a "Bone-Crushing" Canid
The Dire Wolf was a

The Dire Wolf Has Been Known by Various Names
The Dire Wolf has been known by various names.

The Dire Wolf Is the Subject of a Grateful Dead Song
The Dire Wolf is the subject of a Grateful Dead song.

The Dire Wolf Was Remotely Ancestral to Modern Dogs
The Dire Wolf was remotely ancestral to modern dogs.

The Dire Wolf Competed for Prey with the Saber-Tooth Tiger
The Dire Wolf competed for prey with the Saber-Tooth Tiger.

10 Facts About the Dire Wolf
The largest canine that ever lived, the Dire Wolf was the scourge of Pleistocene North America. Here are 10 fascinating Dire Wolf facts.

Male Pteranodons Were Bigger Than Females
Male Pteranodons were bigger than females

Neither Pterodactylus Nor Pteranodon Were the Biggest Pterosaurs
Neither Pterodactylus nor Pteranodon were the biggest pterosaurs.

Neither Pterodactylus nor Pteranodon Had Feathers
Neither Pterodactylus nor Pteranodon had feathers.

Pteranodon Was Much Bigger Than Pterodactylus
Pteranodon was much bigger than Pterodactylus.

Pteranodon and Pterodactylus Walked on Four Legs
Pteranodon and Pterodactylus walked on four legs.

Pterodactylus Had Teeth, Pteranodon Didn't
Pterodactylus had teeth, Pteranodon didn't.

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10 Facts About Pterodactyls
There's no such thing as a pterodactyl, the word many people use to refer to either Pteranodon or Pterodactylus. Here are 10 fascinating pterodactyl facts.

There's No Such Thing as a "Pterodactyl"
There's no such thing as a pterodactyl.

Pterodactylus Was the First Pterosaur Ever to Be Discovered
Pterodactylus was the first pterosaur ever to be discovered.

There Are Dozens of Named Pterodactyus and Pteranodon Species
There are dozens of named Pterodactylus and Pteranodon species.

No One Knows How Pteranodon Used its Skull Crest
No one knows how Pteranodon used its skull crest.

A Life-Sized Titanoboa Was One Displayed in Grand Central Station
A life-sized Titanoboa was once displayed in Grand Central Station.

As Big as it Was, Titanoboa Was a Shrimp Compared to Most Dinosaurs
As big as it was, Titanoboa was a shrimp compared to most dinosaurs.

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Dinosaurs.

Titanoboa Shared its Habitat with the Giant Turtle Carbonemys
Titanoboa shared its habitat with the giant turtle Carbonemys.

Titanoboa Looked Like a Boa Constrictor, But Hunted Like a Crocodile
Titanoboa looked like a boa constrictor, but hunted like a crocodile.

Titanoboa Was Twice as Long as the Longest Snakes Alive Today
Titanoboa was twice as long as the longest snakes alive today.

At its Thickest, Titanoboa Had a Diameter of Three Feet
At its thickest, Titanoboa had a diameter of three feet.

Titanoboa Lived in an Extremely Hot and Humid Climate
Titanoboa lived in an extremely hot and humid climate.

10 Facts About Titanoboa
How much do you know about Titanoboa, the world's biggest prehistoric snake? Here are 10 fascinating Titanoboa facts.

Until Titanoboa, Gigantophis Was thd Largest Known Prehistoric Snake
Until the discovery of Titanoboa, Gigantophis was the largest known prehistoric snake.

Titanoboa Was Probably the Color of a Dirty Car Mat
Titanoboa was probably the color of a dirty car mat.

Titanoboa Appeared Five Million Years After the K/T Extinction
Titanoboa appeared five million years after the K/T extinction.

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Dinosaurs.

Troodon May Have Enjoyed an Omnivorous Diet
Troodon may have enjoyed an omnivorous diet.

Troodon Might Eventually Have Evolved a Human Level of Intelligence
Troodon might eventually have evolved a human level of intelligence.

Troodon Is Greek for "Wounding Tooth"
Troodon is Greek for

Troodon Had a Bigger Brain than Most Dinosaurs
Troodon had a bigger brain than most dinosaurs.

Troodon Flourished in Colder Climates
Troodon flourished in colder climates.

Troodon Laid Clutches of 16 to 24 Eggs at a Time
Troodon laid clutches of 16 to 24 eggs at a time.

For Decades, Troodon Was Known as Stenonychosaurus
For decades, Troodon was known as Stenonychosaurus.

It's Unclear How Many Species Troodon Comprised
It's unclear how many species Troodon comprised.

Many Dinosaurs Are Classified as "Troodontids"
Many dinosaurs are classified as

Troodon Had Binocular Vision
Troodon had binocular vision. Dinosaurs.

10 Facts About Troodon
Often touted as the smartest dinosaur that ever lived, Troodon is one of the more interesting meat-eaters in the dinosaur bestiary. Here are 10 fascinating Troodon facts.

Allosaurus Was Probably the Same Dinosaur as Saurophaganax
Allosaurus was probably the same dinosaur as Saurophaganax.

Allosaurus Was One of the First Dinosaur Movie Stars
Allosaurus was one of the first dinosaur movie stars.

The Most Famous Allosaurus Fossil is "Big Al"
The most famous Allosaurus fossil is

There's No Evidence that Allosaurus Hunted in Packs
There's no evidence that Allosaurus hunted in packs.

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The Typical Allosaurus Lived for About 25 Years
The typical Allosaurus lived for about 25 years.

Allosaurus Was Constantly Shedding and Replacing its Teeth
Allosaurus was constantly shedding and replacing its teeth.

Allosaurus Used to be Known as Antrodemus
Allosaurus used to be known as Antrodemus.

Allosaurus Comprised at Least Seven Separate Species
Allosaurus comprised at least seven separate species.

Allosaurus Liked to Lunch on Stegosaurus
Allosaurus liked to lunch on Stegosaurus.

Allosaurus Was One of the Instigators of the "Bone Wars"
Allosaurus was one of the instigators of the

10 Facts About Allosaurus
Allosaurus was one of the most common, and one of the most dangerous, meat-eating dinosaurs of the late Jurassic period. Here are 10 fascinating Allosaurus facts.

The Closest Relatives of Spinosaurus Were Suchomimus and Irritator
The closest relatives of Spinosaurus were Suchomimus and Irritator.

The Type Fossil of Spinosaurus Was Destroyed in World War II
The type fossil of Spinosaurus was destroyed in World War II.

Spinosaurus' Snout Was Studded with Various Kinds of Teeth
Spinosaurus' snout was studded with various kinds of teeth.

The Skull of Spinosaurus Was Unusually Long and Narrow
The skull of Spinosaurus was unusually long and narrow.

Spinosaurus Wasn't the Only Sail-Backed Dinosaur
Spinosaurus wasn't the only sail-backed dinosaur.

Spinosaurus May Have Been an Occasional Quadruped
Spinosaurus may have been an occasional quadruped.

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10 Facts About Spinosaurus
Spinosaurus was the largest carnivorous dinosaur that ever lived--but did you know it was also an accomplished swimmer? Here are 10 fascinating Spinosaurus facts.

Spinosaurus Was Bigger Than T. Rex
Spinosaurus was bigger than T. Rex.

Spinosaurus Is the World's First Identified Swimming Dinosaur
Spinosaurus is the world's first identified swimming dinosaur.

The Sail of Spinosaurus Was Supported by "Neural Spines"
The sail of Spinosaurus was supported by

Spinosaurus May Have Tangled With the Giant Crocodile Sarcosuchus
Spinosaurus may have tangled with the giant crocodile Sarcosuchus.

Smilodon Had an Unusually Stocky Build
Smilodon had an unusually stocky build.

The Jaws of Smilodon Were Surprisingly Weak
The jaws of Smilodon were surprisingly weak.

10 Facts About the Saber-Tooth Tiger
The Saber-Tooth Tiger (aka Smilodon) was one of the most fearsome predators of the Pleistocene epoch. Here are 10 fascinating facts about this big-toothed menace.

The Saber-Tooth Tiger Went Extinct 10,000 Years Ago
The Saber-Tooth Tiger went extinct 10,000 years ago.

The Saber-Tooth Tiger Wasn't Technically a Tiger
The Saber-Tooth Tiger wasn't technically a tiger.

Smilodon Wasn't the Only Saber-Toothed Cat
Smilodon wasn't the only saber-toothed cat.

The Genus Smilodon Comprised Three Separate Species
The genus Smilodon comprised three separate species.

The Saber-Tooth Tiger's Canines Were Almost a Foot Long
The Saber-Tooth Tiger's canines were almost a foot long.

Saber-Tooth Tigers Liked to Pounce from Trees
Saber-Tooth Tigers liked to pounce from the low branches of trees.

Saber-Tooth Tigers May Have Lived in Packs
Saber-Tooth Tigers may have lived in packs.

The La Brea Tar Pits Are a Rich Source of Smilodon Fossils
The La Brea Tar Pits are a rich source of Smilodon fossils.

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10 Facts About the Woolly Mammoth
It wasn't the biggest Mammoth species, but the Woolly Mammoth is still the most famous proboscid of the Pleistocene epoch. Here are 10 facts you may or may not have known about the Woolly Mammoth.

It May Be Possible to Clone a Woolly Mammoth
It may be possible to clone a Woolly Mammoth.

The Tusks of the Woolly Mammoth Were Up to 15 Feet Long
The tusks of the Woolly Mammoth were up to 15 feet long.

The Woolly Mammoth Wasn't the Only Mammoth Species
The Woolly Mammoth wasn't the only Mammoth species.

Woolly Mammoths Were Covered with Fat as Well as Fur
Woolly Mammoths were covered with fat as well as fur.

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Woolly Mammoths Have Been Preserved in Permafrost
Woolly Mammoths have been preserved in permafrost.

Woolly Mammoths Were Hunted by Early Humans
Woolly Mammoths were hunted by early humans.

The Woolly Mammoth Has Been Memorialized in Cave Paintings
The Woolly Mammoth has been memorialized in cave paintings.

The Woolly Mammoth Wasn't the Only "Woolly" Prehistoric Mammal
The Woolly Mammoth wasn't the only

The Woolly Mammoth Wasn't the Biggest Mammoth Species, Either
The Woolly Mammoth wasn't the biggest Mammoth species.

The Last Woolly Mammoths Went Extinct 4,000 Years Ago
The last Woolly Mammoths went extinct 4,000 years ago.

Doedicurus - About.com Prehistoric Mammals
Doedicurus was a gigantic, spike-tailed prehistoric armadillo of the Pleistocene epoch.

Micropachycephalosaurus - About.com Dinosaurs
Micropachycephalosaurus is the current record-holder for

Cynognathus - About.com Prehistoric Reptiles
The middle Triassic Cynognathus was the most mammal-like of the

Brontotherium (Megacerops) - About.com Prehistoric Mammals
Brontotherium, also known as Megacerops, was the biggest of the Eocene

Anatosaurus - About.com Dinosaurs
The dinosaur Anatosaurus is now usually known as either Anatotitan or Edmontosaurus.

Dinosaur Evolution
How did dinosaurs evolve, what did they evolve from, and what kinds of evolutionary niches did they inhabit?

How Are Dinosaurs Classified?
How do paleontologists classify dinosaurs, pterosaurs and marine reptiles? Here's an overview of the various dinosaur orders, infraorders, suborders and families.

The Classification of Saurischian Dinosaurs
Saurischian, or

The Classification of Ornithischian Dinosaurs
Ornithischian, or

The Classification of Pterosaurs
How do paleontologists classify long-extinct pterosaurs? Here's a guide to the one order and two suborders of flying reptiles. Page 5.

The Classification of Marine Reptiles
How do paleontologists classify long-extinct marine reptiles? Here's a guide to the orders and suborders of plesiosaurs, pliosaurs, ichthyosaurs and mosasaurs. Page 4.

Ichthyosaurs - The "Fish Lizards"
Ichthyosaurs (

De-Extinction - The Resurrection of Extinct Animals
Thanks to DNA technology, it may be possible to

The First Dinosaurs
During the late Triassic period, about 230 million years ago, the first dinosaurs evolved from their archosaur ancestors. Here's everything you need to know about these early templates for dinosaur diversity.

Why Did Spinosaurus Have a Sail?
Spinosaurus was the only large, meat-eating dinosaur to be equipped with a sail. The question is, why?

Can Christians Believe in Dinosaurs?
Many things about dinosaurs run counter to Christian theology--which bothers some Christians more than others. Can you be a good Christian and believe in dinosaurs at the same time?

Prehistoric Life During the Permian Period
The Permian period is when the first reptiles dominated the planet--not dinosaurs, but pelycosaurs and therapsids. Here's a look at prehistoric life on earth during the Permian period.

Why Did Dinosaurs Have Feathers?
Every day, it seems, paleontologists are discovering new types of feathered dinosaurs. Why did so many raptors, tyrannosaurs and

Was Archaeopteryx a Bird or a Dinosaur?
Archaeopteryx is often described as the first bird, but the truth is more complex. The question is, was Archaeopteryx closer to being a bird than it was to being a dinosaur?

Dinosaur Exhibits at the Yale Peabody Museum of Natural History
This museum houses the collection of the famous paleontologist Othniel C. Marsh.

Why Do Kids Like Dinosaurs?
At some point in their lives, most kids experience a brief, intense flirtation with dinosaurs. What is it about dinosaurs that attracts the love, envy and admiration of children?

How Fast Could Dinosaurs Run?
Could Tyrannosaurus Rex run fast enough to catch a modern-day human? Were ornithomimids as speedy as ostriches? Here's what we know, and don't know, about the running (and walking) speeds of dinosaurs.

Prehistoric Life During the Neogene Period
The 20 million years of the Neogene period witnessed the continuing evolution of mammals, birds and reptiles toward their modern forms. Here's a look at prehistoric life on earth during the Neogene period.

How Much Did Dinosaurs Weigh?
Paleontologists have a history of overestimating the weight of dinosaurs, meaning those 100-ton titanosaurs may not have been so big after all. How much did dinosaurs really weigh?

Prehistoric Life During the Pliocene Epoch
Except for the ensuing Pleistocene, the Pliocene was the shortest epoch of the Cenozoic Era, lasting less than three million years. Here's a look at prehistoric life on earth during the Pliocene epoch, including mammals, birds and reptiles.

Prehistoric Life During the Miocene Epoch
The nearly 20 million years of the Miocene epoch witnessed the continuing evolution of various types of mammals, birds and reptiles. Here's a look at prehistoric life on earth during the Miocene epoch.

Prehistoric Life During the Paleocene Epoch
The Paleocene epoch encompassed the 10 million years after the dinosaurs went extinct. Here's an overview of prehistoric life during the Paleocene epoch, including mammals, birds and sharks.

The Daily Life of a Dinosaur
How dinosaurs lived from day to day: hunting, foraging, fighting, mating, migrating, raising young, and going to the bathroom.

Dinosaur Fun!
The fun side of dinosaurs and prehistoric life, including dinosaur-themed humor and lists of the wackiest dinosaur names.

Dinosaur Death Duel!
Who would win a battle between T. Rex and Triceratops, or between Megalodon and Leviathan? Read our analyses of these, and other, prehistoric matchups, and choose the victors yourself!

Dinosaur Artists
Galleries featuring the work of the world's finest dinosaur artists, including Sergey Krasovskiy, Alain Beneteau, Karen Carr, and many others.

The Dinosaur World Cup
Are you ready for the Dinosaur World Cup--32 teams battling for global glory with the aid of their dinosaur mascots? Read about the teams and groups here, and check in for continuing updates on the unfolding action.

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What Did Dinosaurs Eat?
Some dinosaurs were meat-eaters, and some dinosaurs were plant-eaters--but all dinosaurs, large or small, had to eat in order to survive. Here's a look at the favorite foods of the dinosaurs of the Mesozoic Era.

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Perk Up Your Love Life With These Jurassic Dating Tips!
Have you ever wondered how to apply the lessons of the dinosaur kingdom to your love life? These 10 Jurassic dating tips are guaranteed to land you the guy or girl of your dreams.

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Stegosaurs - The Spiked, Plated Dinosaurs
Stegosaurus is the most famous example, but at least a dozen stegosaur genera lived during the Jurassic and early Cretaceous periods. Here's everything you need to know about these plated, spiked, plant-eating dinosaurs.

Pachycephalosaurs - The Bone-Headed Dinosaurs
Twenty million years before the dinosaurs went extinct, a strange new breed evolved: four-legged plant-eaters with unusually thick skulls. Here's a look at the current thinking about pachycephalosaurs (

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Feathered Dinosaur Pictures
Pictures, illustrations and photographs of the feathered dinosaurs of the Mesozoic Era, ranging from Albertonykus to Zanabazar.

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Feathered Dinosaur Pictures
Pictures, illustrations and photographs of feathered dinosaurs, ranging from Albertonykus to Zanabazar.

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The Feathered Dinosaurs of the Mesozoic Era
The Mesozoic Era witnessed dozens of small, feathered dinosaurs that displayed a tantalizing mix of dinosaur-like and bird-like traits. Here's what we currently know about these ancient

Prehistoric Animals
Dinosaurs weren't the only prehistoric animals that roamed the earth tens of millions of years ago. Here's a look at the other prehistoric animals of the Triassic, Jurassic and Cretaceous periods, including insects, plants, and aquatic and land animals.

The Cenozoic Era
The Cenozoic Era began right after the extinction of the dinosaurs and continues down to the present day. These articles describe the prehistoric life that could be found on earth during the Cenozoic Era and its various subdivisions (the Neogene and Paleogene periods, and the Paleocene, Eocene, Oligocene, Miocene, Pliocene and Pleistocene epochs).

The Paleozoic Era
Stretching from 542 to 250 million years ago, the Paleozoic Era is when the first complex, multicellular life forms appeared on earth, including fish, tetrapods, amphibians, and various types of reptiles. Here's where you can find an overview of prehistoric life during the Paleozoic Era and its various subdivisions, including the Cambrian, Ordovician, Silurian, Devonian, Carboniferous and Permian periods.

Prehistoric Animal Facts
Facts about various prehistoric animals, including mammals, sharks, crocodiles, and other inhabitants of the Mesozoic and Cenozoic Eras.

150 Million Years of Snake Evolution
The origin of snakes is shrouded in mystery: the first, fragmentary forms appeared about 150 million years ago, but it's unclear whether they evolved from land- or water-dwelling ancestors. Here's everything we know about snake evolution, complete with a list of the most important prehistoric snakes.

Allosaurs, Carnosaurs, Abelisaurs, Megalosaurs, and Ceratosaurs
We know all about tyrannosaurs and raptors, but those two families comprised only a small percentage of the bipedal, carnivorous dinosaurs known as theropods. Here's a look at the larger theropods of the Mesozoic Era, including allosaurs and abelisaurs, as well as profiles of representative theropod genera.

The Large Theropods - Allosaurs, Carnosaurs, Abelisaurs, Ceratosaurs and other Large Theropod Dinosaurs
We know all about tyrannosaurs and raptors, but those two families comprised only a small percentage of the bipedal, carnivorous dinosaurs known as theropods. Here's a look at the larger theropods of the Mesozoic Era, including allosaurs and abelisaurs, as well as profiles of representative theropod genera. Page 2.

Ceratopsians - The Horned, Frilled Dinosaurs
Ceratopsians, the horned, frilled dinosaurs, included such familiar plant-eaters as Triceratops and Pentaceratops. Here's a look at how paleontologists classify ceratopsians, along with profiles of genera ranging from Achelousaurus to Zuniceratops.

The First Reptiles - The Story of Reptile Evolution
After the rise of the amphibians, but before the advent of pelycosaurs, archosaurs and therapsids, there were the ancestral reptiles--small, skittering, lizard-like creatures that lay at the root of reptilian evolution. Here's what we know about these trailblazing animals, along with a list of the most notable genera.

Before the Dinosaurs - Pelycosaurs, Archosaurs and Therapsids
Dinosaurs weren’t the first four-legged reptiles to prosper on land. The Carboniferous and Permian periods witnessed a large variety of

Pelycosaurs, Archosaurs, and Therapsids
Dinosaurs weren’t the first four-legged reptiles to prosper on land. The Carboniferous and Permian periods witnessed a large variety of

Plesiosaurs and Pliosaurs - The "Sea Serpents"
During the Jurassic and Cretaceous periods, the earth's oceans, lakes and rivers were filled by large, agile reptiles, the plesiosaurs and pliosaurs, that looked uncannily like sea serpents. Here's an overview of the evolution, behavior and characteristics of these fearsome creatures, along with a list of genera ranging from Aristonectes to Woolungasaurus.

Plesiosaurs and Pliosaurs
During the Jurassic and Cretaceous periods, the earth's oceans, lakes and rivers were filled by large, agile reptiles, the plesiosaurs and pliosaurs, that looked uncannily like sea serpents. Here's an overview of the evolution, behavior and characteristics of these fearsome creatures, along with a list of genera ranging from Aristonectes to Woolungasaurus. Page 2.

Therizinosaurs - The Weirdest Dinosaurs
Therizinosaurs seemed to be assembled out of the bits and pieces of other dinosaurs, including sauropods, ornithopods and theropods. Here's everything you need to know about these bizarre, Big Bird-like dinosaurs.

Prosauropods - The Ancient Cousins of the Sauropods
Prosauropods (

Ornithomimids - The "Bird Mimic" Dinosaurs
Despite what you might infer from their name, ornithomimid (

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Early Theropod Pictures
The first dinosaurs--small, two-legged, meat-eating theropods--evolved during the late Triassic period, about 230 million years ago. Here are pictures, illustrations and photographs of the earliest theropods.

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Pictures of the First Dinosaurs
Pictures, illustrations and photographs of the first dinosaurs, which evolved in South America during the late Triassic period.

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Sauropods - The Biggest Dinosaurs
Sauropods were the true giants of the dinosaur family. Here's a brief overview of sauropod evolution and behavior, as well as an alphabetical list of genera ranging from Apatosaurus to Vulcanodon.

Raptors - The Bird-Like Dinosaurs of the Mesozoic Era
Among the most feared dinosaurs of the Mesozoic Era, raptors were closely related to modern birds. Here's a look at how paleontologists classify raptors, as well as profiles of famous genera ranging from Achillobator to Velociraptor.

Tyrannosaurs - The Most Dangerous Dinosaurs
Tyrannosaurs were the killing machines of the Cretaceous period. Here's a look at how paleontologists classify these dinosaurs, as well as profiles of genera ranging from Dilong to Tyrannosaurus Rex.

250 Million Years of Turtle Evolution
Turtles and tortoises branched off from the mainstream of reptile evolution hundreds of millions of years ago, and have persisted down to the present day with the same basic body plan. Here's everything you need to know about the evolution of turtles and tortoises.

40 Million Years of Dog Evolution
Most people know the end of the story of dog evolution--when wolves were domesticated by early humans. The fact is, though, that prehistoric dogs roamed the plains of North America for tens of millions of years before humans appeared on the scene. Here's everything you need to know about prehistoric dogs and dog evolution.

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Fossilized Dinosaur Egg Pictures
Pictures and photographs of fossilized dinosaur eggs, from both identified and unknown dinosaur genera.

How Did Feathered Dinosaurs Learn to Fly?
There are two theories about how feathered dinosaurs learned to fly,

50 Million Years of Horse Evolution
The story of horse evolution began with fleet, deer-sized mammals that prowled the woodlands of North America 10 million years after the extinction of the dinosaurs. Here's a look at the evolution of horses, along with profiles of various prehistoric horse species.

The Evolution of the First Mammals
The mammals of the Mesozoic Era lived right alongside larger dinosaurs. Here's a look at the evolution, biology and behavior of the first mammals.

What Can Dinosaurs Tell Us About Global Warming?
Both sides in the global-warming debate like to invoke the fate of the dinosaurs to back up their arguments. What does science have to say?

How to Name a Dinosaur
Why do some dinosaurs have such goofy names, while others are christened after people or places? Here's a brief guide to the process of naming new dinosaurs.

How Do Creationists Explain Dinosaurs?
Creationists and fundamentalists don't believe in evolution, and they insist that the earth is only a few thousand years old. How do dinosaurs fit in their world view?

Do Dinosaurs Still Roam the Earth?
Cryptozoologists and creationists believe that dinosaurs escaped extinction and are still living among us. Here's a peek into their reasoning, and why they're almost certainly wrong.

Ankylosaurs - The Armored Dinosaurs
Ankylosaurs were among the last dinosaurs standing 65 million years ago, and with good reason: these otherwise gentle plant-eaters were the Cretaceous equivalent of Sherman tanks, complete with armor plating, sharp spikes and heavy clubs. Here's a look at how paleontologists classify ankylosaurs, as well as profiles of genera ranging from Acanthopholis to Tianchisaurus.