From sinking boats and feasting on shark livers to dining on whale tongue and tossing porpoises around for fun, orcas are ...

New footage shows orcas and dolphins coordinating hunts, hinting at interspecies teamwork to track and catch salmon off ...

Scientists believe that the kissing-like behavior likely reinforces "social bonds" between the animals Scientists have recorded the wild orcas engaging in "tongue-nibbling" — a social behavior similar ...

Off the coast of British Columbia, dolphins lead killer whales to salmon and earn their share of lunch, a new study reveals.