Among the diverse and fascinating behaviors in the animal kingdom, tool use has long been considered a hallmark of advanced cognition. While we often associate tool usage with primates like ...

Killer whales are known for exceptional intelligence, displaying complex social structures and sophisticated communication. New research provides fresh evidence for this, documenting how these marine ...

To start a kelp-based grooming session, an orca places the bull kelp stipe on its face and nuzzles against another killer ...

Tool use is rare in the animal kingdom and has been documented in less than 1% of currently identified species. Sea otters use rocks to crack the shells of prey such as marine snails, clams, and ...

MONTEREY, California (KGO) — When we first met the hungry otters of Elkhorn Slough last year, they were chowing down on a species of burrowing crabs blamed for destabilizing the shoreline ...

Pinpointing the location of sea otter populations, versus green crabs. Research coordinator Kerstin Wasson, Ph.D., says the modeling seems to confirm the trend, more otters, fewer crabs.

A pair of rescued southern sea otters have found a new home at the New York Aquarium. Pumpkin and Clover were rescued in California as young pups — one was less than a day old when she was found. As ...

Sea otters use rocks and other hard objects to crack open shells to get at the meat inside. And certain dolphins use marine sponges to protect their snouts and stir up the seabed while foraging.

MONTEREY, California (KGO) — When we first met the hungry otters of Elkhorn Slough last year, they were chowing down on a species of burrowing crabs blamed for destabilizing the shoreline ...

MONTEREY, California (KGO) — When we first met the hungry otters of Elkhorn Slough last year, they were chowing down on a species of burrowing crabs blamed for destabilizing the shoreline ...