When 65 million years ago. Reptiles in the primitive era became a mysterious animal and terrifying human. It survived some and became the crocodile. The crocodile is a reptile with brain development most genera in reptiles together. When time underwater. The crocodile will close the pharynx channel and closed the throat its by the open jaws hold. It will use the tail for swimming. The ancient Egyptians revered the crocodile as god. When the great crocodile has died down. They held the ceremony for the extremely large crocodile