One of the biggest sharks in the world, the thresher shark can grow to around 18.8 feet in length, and much of that length is taken up by its tail, which gives the animal its name and is used to ...

In rare video footage, a male whale shark has been spotted biting at his female partner during courtship. Before now, we knew very little about the secret sex lives of the world's largest fish ...

Palaeontologist Mario Urbina said: "There are not many complete shark (fossils) in the world." Mario also noted that sardines were likely the staple of the Cosmopolitodus Hastalis' diet.

With its cartilaginous body and cold blood, the whale shark is decidedly not a whale. But this shark is about as long as a humpback and just as gentle. So gentle, in fact, that tours to dive with ...

The new IUCN report, put together by more than 350 experts from more than 100 countries, finds that overfishing is the biggest threat to the world’s 1,266 species of sharks, rays and chimaeras ...

Orcas — also known as killer whales — are once again on the offensive. Their new target is whale sharks, the world's largest fish species. According to CNN, a new study — published in the journal ...

(SOUNDBITE OF WHALE SHARK BREATHING) SOMMER: Whale sharks are the largest fish species on the ... which is the more surprising part of this, around the world. SOMMER: Off California, Jorgensen ...

The largest sharks of many of the biggest species ... shipping activities and more. “When we look around the world, we see that sharks can play lots of different roles in ecosystems – and some of them ...