Scientists confirm that orcas and dolphins have lost the ability to return to dry land due to irreversible evolutionary ...

Over time, that name morphed into "killer whales." Scientists don't know whether orcas kill for fun. The marine mammals do some things, like killing and tossing dead porpoises in the air ...

According to their results recently published in the journal Ecology and Evolution, the culprit is clear: a killer whale ...

The 39-foot gray whale carcass was discovered floating off Marina del Rey on Saturday with most of its head missing.

Recent findings used wildlife forensics and citizen science data to provide the first confirmed evidence of killer whale predation on white sharks in Australia.

Two Los Angeles-area boaters on Saturday spotted a juvenile gray whale that had recently been killed by orcas and was missing ...

Mar. 15, 2024 — Researchers believe a group of killer whales observed hunting marine mammals including sperm whales, as well as a sea turtle, in the open ocean off California and Oregon could be ...

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