Once upon a time, our world was home to many giants. Between around 50,000 and 10,000 years ago, nearly 200 of the world's largest animal species disappeared forever, leaving nothing but their ...

Massive tunnels have been discovered in South America, but what animal made them? Learn about the tunnels created by ...

"The art of tracking may well be the origin of science." This is the departure point for a 2013 book by Louis Liebenberg, co-founder of an organization devoted to environmental monitoring. The demise ...

Prehistoric humans hunt a woolly mammoth. More and more research shows that this species – and at least 46 other species of megaherbivores – were driven to extinction by humans. The debate has raged ...

One of the most intriguing and intricate mysteries in paleontology is the disappearance of North America's giant mammals, or megafauna, which included saber-toothed cats, mastodons, and mammoths, some ...

Scientists have unravelled a mystery about the disappearance of dwarf hippos and elephants that once roamed the picturesque landscape on the Mediterranean island of Cyprus before palaeolithic humans ...

Australia is known for its unusual animal life, from koalas to kangaroos. But once upon a time, the Australian landscape had even weirder fauna, like Palorchestes azael, a marsupial with immense claws ...

Researchers say atmospheric blasts could explain mass extinctions and the sudden cooling of the climate at the beginning of ...

A new study has uncovered the likely cause behind the mysterious disappearance of dwarf hippos and elephants that once roamed the Mediterranean island of Cyprus. Researchers have concluded that ...

Earth once hosted many massive creatures called megafauna; they are technically defined as animals with mature body weights that exceed 44 kilograms (97 pounds). Megaherbivores, on the other hand, are ...

Around twelve thousand of years ago, the Amazon was home to a menagerie of giant creatures: the heavily armored glyptodons, the elephant-sized ground sloth, and the rhino-like toxodons among others.