What led to Ice Age megafauna extinctions

Researchers have said that the gut content from permafrozen woolly rhinos, mammoth and other extinct ice age mammals could help reveal what led to this extinction.

Out of the oil emerges Venezuela`s `Jurassic Park`

Under the rich Venezuelan soil, paleontologists have found treasures rivalling the bountiful oil, a giant armadillo the size of a Volkswagen, a crocodile bigger than a bus and a saber-toothed tiger.

`Extinction of big animals may cause soil nutrient deficiency`

The mass extinction of large animals in the Pleistocene era caused today’s dearth of soil nutrients, scientists said Sunday, and warned of further damage if modern giants like the elephant disappear.

Climate change, not humans, may be behind demise of gigantic animals

A new research has challenged the claim that humans were primarily responsible for the demise of the megafauna in a proposed "extinction window" between 40,000 and 50,000 years ago, and pointed the finger at climate change.

Climate change led to mammoth extinction in Russia

Prehistoric hunters are not to blame for mammoths becoming extinct in Russia`s far eastern region, a new joint Russian-American study has said.

Did megafauna extinction cool the planet?

The rapid decline of mammoths and other megafauna after humans spread across the New World may explain a bone-chilling plunge in global temperatures some 12,800 years ago, researchers reported Sunday.