New Caledonian crows may find tool use fun, according to a new study. This is an Inside Science story. (Inside Science) -- Getting food is nice. But scoring that food through clever tool use is even ...

A female wild wolf living on the central coast of British Columbia was filmed pulling a crab trap out of the ocean to eat the bait — a never-before-seen behavior that could constitute the first ...

The orca on the left carries kelp in its mouth, allowing the whales to "allokelp," or roll the plant between their two bodies. - Center for Whale Research Editor’s Note: Call to Earth is a CNN ...

Behavioral ecologist Michael Weiss was browsing through new drone footage of the orca pods he studies in the Salish Sea when he spotted one of the killer whales carrying something green in its mouth ...