Archosaurs are also the group that includes ... burrowing, and even climbing trees. Their shells, once thought to be primarily defensive structures, have also evolved to serve a variety of ...

Dinosaurs belong to a group of animals known as archosaurs, which also includes modern-day animals ... And the long necks of titanosaurs allowed them to graze on food right on the tops of trees where ...

It seems that archosaurs were better able to fill the empty niches left following the extinction of some of the synapsid linages. Drepanosaurs were truely strange animals, and even today no one is ...