In each of these cases, the killer whales approached the people on their own and dropped their prey in front of them. “This ...

The Canadian government is redoubling its efforts to protect a critically endangered population of Southern Resident killer ...

Jared Towers was in his research vessel on two separate occasions watching killer whales off the coast of Vancouver Island ...

Like a proud cat leaving a bird on its owner's doorstep, orcas—also called killer whales—may sometimes offer to share their ...

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

Dubbed "allokelping," it might be a unique cultural phenomenon that's as endangered as the orca population itself ...

Working alongside UH Manoa School of Life Sciences microbiologist Michael Norris, the team has recently discovered a new ...

The team ran experiments offering people who returned bottles the option of getting a typical ten-cent payout—or the small ...

Humpback whale tail slap off Mornington, Port Phillp, Melbourne. Image Credit: Georgie Puschner. Scientists from the Dolphin ...

Scientists have spotted a subset of killer whales using seaweed to scratch each other’s backs, marking the first known identification of “tool” usage by marine mammals.

The encounter, observed by snorkelers in Norway, “involved repeated episodes of gentle, face-to-face oral contact.” ...

ORCAs, the ultimate ocean predators, are capable of hunting the largest animals on Earth, including blue whales and elephant ...