The sight of an orca clinging to her dead calf for a heartwrenching reason turned out to be a way of coping with loss, just ...

Orcas, also called killer whales, are apex predators of the ocean. Their intelligence, hunting skills, and sheer power make ...

Beach rubbing, when animals swim close to shore to rub their bellies on smooth pebbles, is thought to help scrape off dead ...

The group behind a plan to build a coastal refuge in Nova Scotia for captive whales says its bid to provide sanctuary for two ...

Animal rights group lodges concerns with City Council after filing a formal objection in federal court to a deal on ...

A white Risso’s dolphin known to frequent Monterey Bay looked especially luminous Saturday during an extraordinary Southern ...

OF the over 40 dolphin species, killer whales (orcas) are the largest, while bottlenose dolphins are the most common.

Computer models helped decode whale communication. But some scientists say there are barriers that cannot be overcome.

Cetaceans—marine mammals that include dolphins, porpoises, and whales—are crucial to coastal ecology. Their presence fosters ...

A dolphin was nestled in a deepwater hole hidden within the shallow waters of Shark Bay, Australia. Richard Conner, one of ...

After the attack, which took place off the coast of Honduras, one of the orcas charged “directly” at the anglers’ boat.

Marine mammal responders mobilized for the report of a stranded dolphin off Long Key State Park on Jan. 12. What they found ...