We may have yet to discover the fossil remains of some of the largest examples of the species.
The discovery brings the idea of 'de-extincting' the woolly mammoth one step closer to reality.
This recently discovered salamander-like apex predator roamed the Earth some 280 million years ago.
Scientists have been investigating what brought about the ultimate demise of the last remaining mammoths.
For years, anthropologists struggled to determine which human ancestor the skull - along with two others - belonged to.
The face of a Neanderthal woman has been painstakingly recreated from skull fragments found in Kurdistan.
Paleontologists have identified a huge species of ichthyosaur from fossils found on a British beach.
Today, we are the only human species left on the planet - but what was it that made us so special ?
A newly identified ancestor of modern day frogs has been named after Jim Henson's iconic green Muppet.
Researchers have solved the mystery of whether or not Spinosaurus was adept at pursuing its prey underwater.
It might be hard to imagine, but many millions of years ago, our ancestors had long tails just like monkeys do today.
For decades, the fossil of a lizard found over 90 years ago was thought to exhibit evidence of preserved soft tissues.
Researchers discuss their recent fossil find and what it could mean for our understanding of these winged reptiles.
A newly identified species of birdlike dinosaur has offered up a glimpse of life before the asteroid strike.
Illustrations of megalodon based on great white shark proportions might not reflect its actual body shape.
Known as Gigantopithecus blacki, this enormous primate was the largest of its kind ever to walk the Earth.
Over 500 million years ago, these huge predatory worms prowled the Cambrian seas.
This is what Piltdown Man would have looked like if he didn't also happen to be one of the world's most infamous hoaxes.
It is now believed that some of the fossils once thought to be young T. rexes are actually adults of a separate species.
Could our evolutionary history during the time of the dinosaurs have determined how long we live ?