In ‘modified diapsid’ condition, bar between two temporal fossae may be lost. Weight of skull is reduced with loss of bars. 1. Lizard has space on side of skull, reflecting loss of second temporal ...

Now, a new, complete 120-million-year-old fossil bird from China further complicates this issue by exhibiting a dinosaur-like skull articulated with a bird-like body. In addition, the fossil ...

The diapsids are a monophyletic group - including the dinosaurs, pterosaurs and marine reptiles of the Mesozoic - the living crocodilians, birds & squamates (lizards and snakes). They are ...

The bird, about the size of a starling, was extremely well preserved, with the skull almost completely preserved, which is unusual for a bird fossil. The bird was named 'Navaornis hestiae' after ...

One-Of-A-Kind' Skull Fossil From Brazil Reveals Bird Brain Evolution By Will Dunham (Reuters) - The brains of today's birds facilitate a level of cognitive prowess and behavioral complexity ...