The mother orca, known as Tahlequah or J35, was seen carrying the body of the deceased female calf since Wednesday, the Washington state-based Center for Whale Research said in a Facebook post.

Researchers have documented orcas seemingly gifting rays, seals and fish to scientists and divers, which could suggest they ...

For more than a decade, a succession of sea creatures have lived off of this whale’s body by stripping it and burrowing into ...

Footage captures a pair of orcas nibbling each other's tongues in the Kvænangen fjords in northern Norway. Scientists think ...

The rare and awe-inspiring gestures were documented off the coasts of B.C., California, New Zealand and Norway. Researchers say their new study is the first documentation of these kinds of gestures by ...