Orcas, like humans, get baby bumps in the early months of pregnancy and grow larger as the pregnancy advances. Researchers ...

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

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

The video of the whale had people rethinking how they see the animal with some vowing to never go in the ocean ...

The underwater attack—which was organized ... the attack was already underway when they arrived as the killer whales were observed coordinating their attack on the sperm whale in waves," the ...

In one recent loss, the female orca known as Tahlequah carried the body of her dead calf through the ... and FortisBC’s ...

The underwater attack — which was organized ... the attack was already underway when they arrived as the killer whales were observed coordinating their attack on the sperm whale in waves ...

Environmental groups are taking federal ministers to court in a push for them to recommend an emergency order to save ...

An orca calf less than 24 hours old has been spotted in a rare sighting of a newborn killer whale in Western Australia. The animals are regularly seen off Bremer Bay in summer, but calves are ...

In one recent loss, the female orca known as Tahlequah carried ... expansion plans — projects she said increase underwater noise, risks of whale-ship collisions and the possibility industry ...