But the true size and shape of this extinct giant probably doesn't resemble the star of "Jaws." Scientists have long debated the true size of the megalodon (Otodus megalodon), which went extinct ...

Ever since their discovery more than 165 years ago, massive fossilized structures left by an organism known as Prototaxites have proven impossible to categorize. Researchers in the UK have now ...

They were giant, horned beasts whose range extended across North Africa, Asia and nearly all of Europe for thousands of years, with the earliest known fossils dating to around 700,000 years ago.

The megalodon, this extinct giant of the seas, may not have been the stocky colossus we thought. A new study suggests that this legendary predator had a longer and more slender body, resembling more a ...

evenfh/Shutterstock.com The Pinta Giant tortoise, or Pinta Island tortoise (Chelonoidis abingdonii), became extinct in 2012, with the death of Lonesome George, the last of his kind. They were native ...

An ancient and enormous organism called Prototaxites, initially found to be a type of fungus, may actually be an unknown branch of life, researchers say.

The bone from a palaeoloxodon - an extinct animal also known as a straight-tusked elephant which is believed to be the largest ever land mammal – is now on display in Chatteris Museum ...