The Museum's crocodylomorph and early archosaur collections include an estimated 5,000 specimens, from isolated incomplete bones to articulated skeletons on slabs and mounts. Although many specimens ...

If this Africa-wide theory were true, then early humans must have figured out how to live in many environments beyond grasslands. A study published Wednesday shows that as early as 150,000 years ...

But early on, the dinosaurlike archosaurs were far less diverse than the crocodile ancestors they lived alongside. Slowly, the dinosaur lineage continued to evolve. It took tens of millions of ...