A bright orange shark, a first-of-its-kind discovery off Costa Rica's coast, has amazed marine biologists. Researchers ...

Many unique shark species are facing extinction - threatening ocean ecosystems and wiping out millions of years of evolution.

For nearly five decades, the sailback houndshark was little more than a mystery. Known only from a single specimen collected in the 1970s, many assumed the species had vanished for good. But ...

Following a sighting of a rare whale shark, beaches in Haifa, Israel were closed Friday. However, it’s expected that the beaches will open back up Saturday morning at 8:00 a.m. local time, according ...

A massive shark once in Massachusetts has now moved to a rare spot, something scientists are now watching. The shark named Contender was tagged by Ocearch on Jan. 17 in Florida. At 13.8 feet long and ...

A whale watching tour in Nova Scotia, Canada, saw a great white shark eating a whale carcass during a Sept. 2 excursion It's a rare sighting because sharks "don't have to come to the surface to ...

Fishermen at a national park in Thailand were stunned when a massive sea creature approached their boat. A video shows the a rare sighting. Screengrab from Thailand’s Department of National Parks, ...