This limited the size of the muscle. Very early in reptile history, changes to ancestral condition occurred in the nature of muscle attachment to the lower jaws and the skull. These changes had to do ...

Researchers Unearth Fossil of Crocodile-Sized Creature, Say its Hammer-Shaped Skull Helped it to Feed on Underwater Plants Researchers have discovered a unique kind of ancient marine reptile that ...

It is the first time a digital reconstruction of a skull and mandible of a large marine reptile has ever been made available for research purposes and to the public. Although thousands of ichthyosaur ...