Video shows a marine biologist rescuing a baby hammerhead shark in the canal that had a hook stuck near its eye.

In an unprecedented effort, 15 aquariums from around the world are teaming up to raise endangered baby zebra sharks and reintroduce them into the wild, where populations have nearly gone extinct.

Shares of South Korean entertainment firm The Pinkfong Company, producer of the popular children's song "Baby Shark," surged more than 60% in their market debut.

This video follows the urgent rescue of a baby shark discovered struggling in polluted waters. Viewers see the moment ...

As adults, sand tiger sharks are known for being relatively non-aggressive. But as babies, these animals engage in a cannibalistic war with dozens of siblings in which only one survives. It's all part ...