Pterosaurs in A Sentence

    1

    Haversian bone is thought to have been present in dinosaurs, pterosaurs and advanced synapsids.

    2

    Pterosaurs and non-avian dinosaurs had no obvious adaptations for burrowing or swimming and became extinct.

    3

    They included teeth and bones of crocodiles, small furry reptiles such as Stereognathus, turtles, flying pterosaurs and many more.