Killer whales are the only natural predator of baleen whales—those that have "baleen" in their mouths to sieve their plankton ...

Orcas, or killer whales, are deadly and beautiful apex predators.

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 ...

Some baleen whales avoid killer whale attacks by singing songs at deep frequencies that their predators cannot hear.

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 ...

Pack-ice killer whales are highly social creatures, communicating through various vocalizations like pulsed calls and whistles. For the first time, researchers have recorded these vocalizations ...

Based on DNA analysis from the bite wounds on the carcass of a large white shark washed ashore near Portland in Victoria in ...

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