Roman Uchytel is a Ukrainian paleontologist and graphic designer who recreates prehistoric fauna, providing an interesting scale comparison of our ancestors' features. He contrasts the sizes of ...

Ancient DNA reveals that cave lions were a distinct evolutionary lineage that split from modern lions more than a million years ago.

By Will Dunham June 4 (Reuters) - The cave lion was one of the biggest cats to ever live, prowling a huge swathe of territory from Western Europe across Siberia and into North America and hunting ...

Over a million species of animals and plants are now hanging by a thread, more than ever before in human history, says the International Science-Policy Platform on Biodiversity and Ecosystem Services ...

In April of 2025, headlines across the world announced that the dire wolf had been brought back from extinction. This 130-150 lbs wolf species, about 25% heavier than modern-day gray wolves, had not ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Modern-day eagles are large birds, but they’re nowhere near ...

An extinct species of lion once interbred with its modern cousins, suggests a new study. Analysis of multiple genomes from the extinct cave lion has revealed that it represented a "highly distinct" ...

A new genetic study has revealed that extinct cave lions split from modern lions over one million years ago, forming a ...