"They've been hanging on by their flipper-tips for tens of decades." Experts baffled by unprecedented behavior of critically ...

Scientists mapped dolphin and whale brains to uncover how echolocation works, revealing they may use sound more like touch ...

Scientists documented 34 remarkable cases of wild killer whales trying to give food to humans across four oceans over 20 ...

A tour boat spotted a rare sei whale skim-feeding in the ocean near Estil, Portugal, an Instagram post shows. Baleen wales are endangered.

A tour boat spotted a rare sei whale skim-feeding in the ocean near Estil, Portugal, an Instagram post shows. Baleen wales are endangered.

A tour boat spotted a rare sei whale skim-feeding in the ocean near Estil, Portugal, an Instagram post shows. Baleen wales are endangered.

Southern resident killer whales have been caught on drone video crafting kelp tools to groom one another—an unprecedented ...

A tour boat spotted a rare sei whale skim-feeding in the ocean near Estil, Portugal, an Instagram post shows. Baleen wales are endangered.