"It's amazing to see." Whale watchers capture wild dolphin's 'rare behavior' off California coast: 'One of the coolest things ...

Picture a dolphin diving toward the seafloor with something odd on its nose. It is not a shell or a fish. It is a sea sponge.

A nearly two-decade study from the University of Hawaiʻi at Mānoa revealed a troubling trend in whale and dolphin strandings. The findings show that the majority of those animals had suffered some ...

The most detailed look at this behavior comes from a focused study of nine northern resident orcas that scientists tracked off British Columbia during a late summer field campaign. Instead of simply ...

Bottlenose dolphins usually live in small to medium-sized groups in coastal and open-sea waters, but every once in a while, a dolphin might leave its ...

Learn how a dolphin named Mimmo settled in Venice’s San Marco Basin, and why its greatest threat may be humans.