Sand tiger sharks, also known as gray nurse sharks ... Their staple is small fish, but they will eat crustaceans and squid as well. They occasionally hunt in groups, and have even been known ...

No one knows exactly why this reflex developed in sharks, but researchers suppose it has something to do with shark ...

OARAI, Ibaraki Prefecture--A sand tiger shark was born at the Aqua World Ibaraki Prefectural Oarai Aquarium here, the first successful breeding of the species in Japan. Only four other aquariums ...