Scientists have debunked the belief that using tools is unique to mammals and birds, after documenting tropical fish that smash shellfish against rocks to open and eat the meat, in a fascinating new ...

Sea otters are one of the few animals that use rocks and other objects to access their food, and a new study has found that individual sea otters that use tools—most of whom are female—can eat larger ...

A wolf was filmed pulling bait out of a submerged crab trap — with some experts howling with glee that it could be the first documented evidence of the beasts using tools. The female wolf was recently ...

A new study has found that individual sea otters that use tools — most of whom are female — are able to eat larger prey and reduce tooth damage when their preferred prey becomes depleted. Image by ...

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 ...

A new study confirms a theory that humpbacks are a tool-using species, as they deploy nets of bubbles to catch fish and krill. Humpback whales (like these in the coastal waters of the Antarctic ...