When behavioural ecologist Michael Weiss spotted a Salish Sea orca holding a green object in its mouth, he chalked it up to ...

Researchers have identified a fascinating behavior in killer whales, aka orcas: they sometimes offer to share their prey with ...

Killer whales are intelligent creatures, and scientists have recently discovered a new behavior among the species. Despite ...

Orcas often share food with each other—it’s a prosocial activity and a way that they build relationships with each other,” ...

Orcas, also known as killer whales, are among the most intelligent and social of marine mammals. They live in tight-knit pods ...

While domesticated animals like cats and dogs have been observed sharing food with humans, this is the first time a ...

Killer whales have been documented offering food provisions to humans swimming near them or in nearby boats. Learn more about ...

On more than 30 occasions and across four oceans, orcas have attempted to share their prey with people, potentially to ...

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 ...

This is the first of its kind along the West Coast and now offers data on where orcas are traveling overnight, which ...