A rare sighting of critically endangered southern resident killer whales off the Oregon coast offers a glimpse of a ...

A killer whale has become a first-time mom after a peachy-orange calf was spotted swimming with her off Washington, a whale ...

A new orca whale calf spotted in Puget Sound in Washington State is the latest addition to a well-known family of killer ...

Timo Dersch had a close call with a humpback whale while freediving with orcas in the waters surrounding Norway ...

Esther Jacobs smelled murder on the water. As the pungent odor of shark liver filled the air and an oily sheen spread across ...

Southern resident orcas from the L Pod made a rare appearance near Depoe Bay on March 24. The sighting coincided with ...

For the first time, a group of killer whales has been documented preying upon a prickly shark, a rare deep-sea dweller, according to a study published on March 20 in the journal Frontiers in Fish ...

A new Bigg’s orca calf was spotted in the Salish Sea last week among a group of more than a dozen killer whales, according to ...

White sharks, which grow to 4,500 pounds, are common off the Outer Banks, due to their use of the East Coast like a seasonal ...

A new method of tracking the dietary habits and contaminant exposure of animals in Arctic marine ecosystems is providing critical insights as climate change reshapes the region's food web.

Despite their name, killer whales — or orcas — are not whales ... since bigger animals lose heat more slowly than smaller ...