BOTTLE NOSE DOLPHIN SWIMMING FAST AND PLAY WITH SPONGE© Yann hubert/Shutterstock.com In Shark Bay, Western Australia, some Indo-Pacific bottlenose dolphins use sponges as tools while they hunt.

Monitoring the sounds of an endangered dolphin species may provide clues to ensuring their survival, a new University of Otago—Ōtākou Whakaihu Waka study shows. Published in the New Zealand Journal of ...

Killer whales and dolphins have been working together to hunt salmon in the northern Pacific Ocean, an unexpected finding that further reveals the complex social lives of marine mammals. Video cameras ...

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. The dolphin isn’t playing; it’s using the sponge as a diving mask: a clear ...