The three fossil specimens (from left to right), Avisaurus darwini, Avisaurus sp., and Magnusavis ekalakaensis, all of which are represented by a tarsometatarsus. They are all shown to scale with one ...

When we think of the fish that inhabit the deep blue sea today, it’s easy to forget that they haven’t always been there. The ...

Learn how a fossil from Utah’s Wheeler Formation reveals where early spider relatives lived, how quickly complex animal body ...

Spiders are not well represented in the fossil record. Their soft external skeletons don’t typically preserve well — except at a few exceptional sites around the world. There is one remarkable spot in ...

A famous fossil formation in the Yixian region of Northeast China has revealed some of the most striking, well-preserved dinosaur remains on record. Over the past 60 years, archaeologists excavating ...