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 ...

An aquarium-housed sand tiger shark female with mating wounds from attempted copulation on June 22, 2020. Number in top left corner represents the days post-injury. (Image credit: Wyffels et al. 2024) ...

Embryos of other sharks survive by feeding on their smaller siblings. This is called intrauterine cannibalism or sometimes as embryophagy ('embryo eating'). This is known to occur in sand tiger sharks ...

Sand tiger sharks have been overfished in Brazil ... without additional research it’s difficult to say exactly why sharks are eating different things now than they were several centuries ago.

Sand tiger sharks eat their siblings in the womb; a phenomenon known as embryonic cannibalism or embryophagy. When the first embryo in each uterus reaches a certain size it consumes all its siblings.

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 ...

Often referred to as “dustbins of the ocean” Tiger sharks are known for eating some strange things and are often thought of as mindless eating machines. But in actual fact, these sharks are ...