Arctic tracking shows ringed seals trade safety for food variety—evidence that conservation plans must factor in both food and fear. As climate change reshapes Arctic food webs, ringed seals will swim ...

Learn how climate change is shifting the way seals hunt and how a lose of ice could create bigger risks even still.

A rare pod of orcas, known as CA-51, has returned to Monterey Bay after a three-year hiatus, delighting whale watchers and ...

A new study analyzing two fossilized whale skulls from around 5 million years ago has revealed fragments of sharks' teeth lodged inside them. This provides rare evidence of how sharks fed on whales in ...

Deep down in the sea, where no light penetrates and where the availability of food is very low, life somehow exists in ways ...

Almost all marine mammals are carnivores: Think orcas, whales, dolphins, and even walruses and otters. Even baleen whales eat ...

Dramatic footage shows several killer whales circling and feeding on a blue shark off Baja California Sur, Mexico. Wildlife videographer Evans Baudin filmed the orcas taking turns with the carcass, a ...