Xiao befriends Amao, a 36 foot crocodile, who lives on his fathers croc sanctuary. Soon his father is forced to sell the crocodiles to a gangster who plans to use them for high priced meals.

Evidently, so too did the sebecid — a tall crocodile-like species that replaced the dinosaur as an apex predator. Paleontologists have thought the species went extinct about 11 million years ago.