The longest animal on Earth isn’t what you think. It’s a drifting, gelatinous predator whose reach reshapes how we define ...

WARNING, GRAPHIC CONTENT: The footage shows several orcas taking turns with the carcass, highlighting their cooperative ...

A gray whale that was found dead in the San Francisco Bay this week had injuries consistent with a vessel strike, officials ...

On March 6, three orcas showed up in Canada’s Vancouver Harbour, later heading south to Seattle, Tacoma and Olympia, that ...

From sea turtles to birds and the gentle dugong, the Persian Gulf's diverse but fragile marine life is threatened by the bombs and oil of the war in the Middle ...

An orca was filmed delivering a shocking final blow to a giant ocean sunfish during a rare underwater hunt. Wildlife guide ...

From sea turtles to Hawaiian hawks, these rare animals highlight the unique wildlife of Hawaii and where travelers may spot ...

Only 73 of these whales are left in the wild, so any sighting is a big deal — but where they showed up could be a sign of something bigger. Marine biologists Carrie Newell and Josh McInnes, who study ...

Learn why blue whale calves are prime orca targets and how their massive mothers use slipstreams, allies, and shockwaves to keep them alive.

For about three decades, beluga whales and bottlenose dolphins greeted more than a million annual visitors to Marineland of Canada. In the sprawling 162-hectare (400-acre) theme park, located a ...

This stingray gets knocked out cold by an orca tail slap - take a look and read our analysis of orca hunting behavior.