Ancient animal history is extremely difficult to reconstruct, for a number of reasons. Some of the earliest creatures in ...

Scientists discovered a giant echidna fossil in Australia that shows these animals lived across a wider area during the Ice ...

Animals face more than flames during a wildfire — the real struggle often begins once the fire is out. As of August 18, 25 fires were burning roughly 213,000 acres across Colorado, according to ...

A remarkable fossil discovery in southwest China is rewriting the story of how complex animal life began, showing that many key animal groups appeared millions of years earlier than scientists once ...

If you trace the animal family tree back through the fossil record, the trail usually goes cold about 539 million years ago. Before this boundary—the start of the famous Cambrian explosion—multicelled ...

Ancient, life-size rock carvings depicting camels, gazelles, and other animals have been unearthed in the Saudi Arabian desert, with researchers dating the remarkable artworks back approximately ...

A fossil bed in China containing animals up to 554 million years old suggests that we may have to reconsider the idea that ...

Reconstruction of Jiangchuan biota (~554-539 million years ago). Credit: Xiaodong Wang. A newly discovered fossil site in southwest China has transformed our understanding of how complex animal life ...