Research suggests that dolphins develop a lifelong vocal “name.” Here’s how they evolved this high level of social identity, once thought to be uniquely human.

Some dolphins appear to have a shocking sixth sense. Researchers in Germany found that bottlenose dolphins can detect electric fields underwater — a skill that could help them better hunt down prey ...

A study of dolphin jaw anatomy suggests their teeth might act as antennae for sound waves, potentially helping to explain how they hear and use echolocation underwater. “Our findings support the ...

Wild dolphins use sea sponges as tools to hunt safely, revealing how animal culture survives despite hidden sensory costs.

Dolphins are extremely playful, but little is known about how they—and other marine mammals—communicate during playtime. New research publishing October 2 in the Cell Press journal iScience shows that ...

A study of dolphins’ epigenetic ages found that animals with more high-quality friendships were biologically younger than their lonely peers ...

Kai surfaces from aqua-blue waters for a morning checkup with his trainer. The oldest living bottlenose dolphin born at Brookfield Zoo Chicago, Kai knows the drill. The 29-year-old floats upside down ...