Timeline for giant sloth extinction rewritten by new analysis

A little dirt makes a lot of difference.

Incredible cave lions found preserved in Siberian permafrost

Paleontologists have unearthed two spectacular cave lion cubs, preserved by the permafrost in the Sakha Republic, also known as Yakutia. The last glacial period, popularly known as the Ice Age, was the most recent glacial period within the Quaternary glaciation occurring from 100,000 to 12,000 years ago. At the end of this ice age, several species couldn’t adapt to the changing conditions

Diversity is what helped mammals survive through deep time

After the great dinosaur extinction some 65 million years ago, mammals finally had their big shot as numerous niches became free for the taking. Thus, from mouse size, some mammal species surfaced which were as large as a bus, the so called mammal megafauna, like mammoths, giant sloths or saber-tooth tigers. However, a dire trial of their own was to come. Through