Andean condors are the biggest raptors in the world — and are vital to their ecosystem ...

Turtles today are often slow-moving, modestly sized creatures, but their ancient relatives were quite different. Long before ...

Scientists studying the fossil remains of giant prehistoric kangaroos have found that even animals weighing more than 200kg may not have been too big to bounce, overturning long-held assumptions about ...

Despite their enormous size, giant ancient kangaroos may have been capable of hopping in short, powerful bursts.

Prototaxites are something of a prehistoric mystery. They were the first giant organisms on land, towering over ancient ...

Giant kangaroos that lived during the Ice Age may not have been as slow and grounded as once believed. A new study finds ...

Giant ancestors of modern-day kangaroos—which previous research has estimated could weigh up to 250 kilograms—may have been ...

Long thought to have walked bipedally, like us, Australia’s extinct giant kangaroos have features that indicate they could ...

Scientists previously thought hopping was impossible for Protemnodon goliah.

Fossil evidence suggests that an enormous lizard once dominated prehistoric landscapes, surpassing all modern reptiles in ...