Whale watchers in Madeira captured the astonishing moment orcas took down the deep-diving marine mammal. The predatory ...

A federal judge has awarded an environmental group more than $1.6 million for prevailing in a lawsuit against Endangered ...

Scientists confirmed that West Coast transient killer whales actually form two separate groups split between inner and outer coastal habitats. Inner-coast whales hunt smaller prey in shallow, ...

New research on the eastern North Pacific has revealed that the mammal-eating killer whales off the West Coast are not a single roaming population but two socially distinct communities that rarely, if ...

Plastic pollution is worse because of global warming, with killer whales and sharks most vulnerable, new research warns.

Killer whales have been caught on video breaking off pieces of seaweed to rub and groom each other, scientists announced Monday, in what they said is the first evidence of marine mammals making their ...

Basudevpur: A massive pygmy killer whale was found dead near Kasia fishing jetty in Basudevpur block of Bhadrak district ...

Orcas have long been revered for their intelligence, adaptability, and group-hunting strategies. But one scientific review spanning two decades has revealed a little-known, yet intriguing behavior.

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. More solitary than toothed whales, baleen whales ...

Stream now with KPBS Passport / Watch Thursday, Oct. 16, 2025 at 7 p.m. on KPBS 2 In a remote corner of Antarctica, a group of killer whales capture their prey in the most extraordinary fashion.

Killer whales have joined the rare club of animals that can make and use tools, for the first time being observed crafting a kind of brush out of kelp and then using it on fellow pod members. The feat ...