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Articles On Prehistoric Creatures
An index of articles on prehistoric creatures from Dinosaurs to Trilobites.
Latest Articles
Why Did The Megalodon Shark Go Extinct?
The Megalodon Shark (Otodus megalodon) is quite possibly one of the most famous prehistoric animals that ever lived, aside from the dinosaurs. But where did it go and why?
How Large Did Mosasaurs Get?
Mosasaurus hoffmanni, the largest known Mosasaur, averaged 39-42 feet long as adults and may have reached lengths up to 57 feet. Even the smallest of their number was about a meter, the same size as many small shark species.
Giganotosaurus: Cretaceous Terror Of Argentina
Giganotosaurus carolinii (commonly misspelled as “Gigantosaurus”) was a giant theropod dinosaur from the Cenomanian stage of the Late Cretaceous period, about 100-97 million years ago.
Carcharodontosaurus
Carcharodontosaurus was a massive theropod dinosaur that roamed what is now Northern Africa, some 90 million years ago. It is one of the largest predatory dinosaurs known even larger than Tyrannosaurus Rex.
The Dinosaurs That Never Were: Prehistoric Impostors
The paleontologically focused media revolves around dinosaurs, so it's not surprising that most news about fossils will go to great lengths to connect discoveries to the mesozoic era’s most famous residents, even tangentially.
The Largest Prehistoric Animals
The largest prehistoric animals chronicled in stone from dinosaurs to the largest sea scorpions.
Dinosaurs: Cold-Blooded Or Warm-Blooded?
Since their initial discovery, dinosaurs have had many mysteries surrounding their existence. One of the larger, were dinosaurs warm-blooded, like active birds and mammals, or were they cold-blooded, like modern reptiles?
Dinosaurs In The Snow, What Are The Facts?
Perhaps some of the best evidence for some dinosaurs inhabiting wintry wonderlands is their presence in polar regions. Particularly, southwest Australia, New Zealand, Alaska, and Antarctica.
Dinosaurs Set To Appear In Jurassic World: Dominion
Is The Megalodon Still Alive?
In spite of the abundance of evidence that indicates the extinction of the last of the megatooth sharks, there is still a small but vocal holdout of people who believe that the monster shark still lives
The Ultimate Guide To Tyrannosaurs
Was Spinosaurus Bigger Than T-Rex?
To put it bluntly, in terms of sheer length and height, Spinosaurus takes the crown handily but weight is a trickier question.
What is a Trilobite?
Learn about trilobites. Trilobites were an extinct marine arthropod that lived during the Paleozoic era.
About Spinosaurus
Spinosaurus was the largest known meat-eating dinosaur and also the first known semi-aquatic dinosaur.
10 Killer Megalodon Shark Facts
Fact #1. The megalodon shark was the largest shark that ever lived, estimated to have reached up to 60 feet in length.
What Is A Raptor (Dinosaur)?
"Raptor" is a non-scientific term popularized by the Jurassic Park movie franchise. It is generally used to refer to small to medium sized, bird-like dinosaurs.
The Evolution Of Fish
Did Dinosaurs Have Two Brains? The Myth Of The Butt Brain
A large, hollow cavity in the rear end of some dinosaurs has been postulated to contain a second brain. But, is this just a myth?
About Basilosaurs
Basilosaurs are a family of extinct, primitive whales of the early to middle eocene. As whales early ancestors left the land in favor of the sea, it is likely that these were the first fully aquatic whale.
Megalodon Myth: The Megalodon And Great White Shark Are Closely Related
The Great White Shark being a descendant of or closely related to the Megalodon might be the most commonly repeated misconception about the prehistoric shark.
What Did The Megalodon Shark Eat?
As the joke would go, it was a 60 foot shark, it could eat whatever it wanted. But, what does the fossil record show that the Megalodon really ate?
Megalodon Shark Nursery Found in Panama
Researchers from the University of Florida have announced the discovery of a 10 million year old Megalodon nursery area located in Panama.
Xiphactinus, Terror Of The Inland Seaway
Learn about Xiphactinus, one of the largest bony fish that ever lived that terrorized the inland seaways of the United States during the Cretaceous period.
About Mammoth Molars
Learn about mammoth molars/teeth including identifying growth stages, placement in the jaw and species.
Top 11 Scariest Prehistoric Animals
Counting down the top 11 scariest prehistoric animals of all time. Dunkleosteus, Smilodon, Megalodon...
Megalodon Vs. Great White Tooth Size
A size comparison between teeth of the extinct Megalodon and today's Great White shark.
Megalodon vs Mosasaurus: Who would win?
Who would win in a hypothetical battle to the death between two of the top marine predators of all time. The Megalodon and the Mosasaurus.
Torvosaurus – King of the Real Jurassic World Unearthed
The recent discovery of the first nearly complete Torvosaurus in Colorado has unveiled the ruler of the real Jurassic World.
Newly Described Dakotaraptor: A Giant Raptor From The Hell Creek Formation
The discovery of the first giant, featured raptor (Dromaeosaur) from the Hell Creek Formation of South Dakota has been announced.
Megalodon Size: How Big Was The Megalodon Shark?
Most current, scientifically accepted estimates for the Megalodon's maximum size fall into the 60-70 foot range, with a weight of 50-70 tons.
Megalodon Shark Infographic
Learn about the biggest and most bad-ass predator to ever inhabit earth's oceans, the 60 foot Megalodon Shark!
About Crinoids
Learn about crinoids. Crinoids are an echinoderm related to starfish, sea urchins, and brittle stars.
About Allosaurus
Learn about Allosaurus. Allosaurus was one of the most fearsome predatory dinosaurs in the Jurassic Period.
About Albertosaurus
Learn about the tyrannosaurid Albertosaurus. Albertosaurus was a large theropod from the Late Cretaceous. It is famously found in the dinosaur-rich, Horseshoe Canyon Formation of Alberta, Canada.
Mosasaurus & Mosasaurs
Mosasaurs are very large extinct marine reptiles with some species reaching lengths of over 50 feet and are considered to be some of the fearsome predators to ever inhabit our oceans.
About Hadrosaurs
Learn about Hadrosaurs, commonly referred to as a duck-billed dinosaur. FossilEra also has quality hadrosaur fossils for sale.
About Triceratops
The horned Triceratops is one of the most recognizable of all dinosaurs. Find out more...
About Ammonites
Ammonite facts and ammonites fossils for sale. Ammonites were prehistoric, coiled cephalopods whose fossils are found worldwide.