ALERT BAY, British Columbia — You’re floating in the ocean when a massive killer whale approaches and gently releases a piece of prey right in front of you, then waits to see what you’ll do. It might ...

Two severed fins bearing the tooth marks of other killer whales have raised a troubling question: are some orcas hunting ...

Like a proud cat leaving a bird on its owner's doorstep, orcas—also called killer whales—may sometimes offer to share their prey with humans, according to research published in the Journal of ...

In the deep blue waters of the world’s oceans, some of the most intelligent and social creatures on Earth are engaging in behavior that challenges long-held assumptions about the divide between humans ...

Killer Whales Face Off Against the Ocean’s Most Feared Giants | Wild Animals | Animal fights. Beneath the ocean’s calm surface lies a realm where silent strategy rules and the Orca leads the way. In ...

SEATTLE — The endangered killer whales of the Pacific Northwest live very different lives from orcas in captivity. They swim up to 100 miles (161 kilometers) a day in pursuit of salmon, instead of ...

Killer whales have been seen detaching lengths of seaweed and using them to massage each other – the first evidence of tool-making by marine mammals. The whales bite off the end of a kelp stalk, ...

Orcas appear in Vancouver Harbour from time to time and often delight residents who catch a glimpse of them. But marine experts say three whales spotted there last week are unlike any previously ...

Killer whales were seen “kissing” for the first time in the wild, according to a new study. The intimate behavior was recorded by snorkelers in Norway. Photo from Stephen Walker, UnSplash For the ...

The award-winning documentary "Blackfish" clearly showed that captive killer whales (orcas) live horrific lives. They are routinely mistreated, forced to breed, and forced to perform stupid and ...