Crocodiles in the not too distant past were very very big!
Crocodiles have huge conical teeth.
When a tooth breaks off there is a replacement tooth filling the conical
hollow just beneath.
Crocodiles and alligators (living Crocodylia) are the largest living
reptiles, the only truly large reptiles apart from the Komodo Dragon to
have survived to the present.
Most crocodiles and alligators are restricted to tropical or subtropical
regions today. Crocodiles lay up to 60 eggs in a nest near water. Most
crocodiles are aquatic, although they spending at least some time on land,
to lay eggs or perhaps to feed occasionally.
Crocodile jaws are solid and massive.
They use them like swords and clubs when fighting other crocodiles for
Crocodiles are an ancient group of archosaurs, first appearing in the
fossil record in the Late Triassic over 200 million years ago.
Sensory pits on the outer surface of the crocodile's jaw permit it
to sense the vibrations and hence the movement of its prey all without