These incredible mammals are far smarter than we thought—dolphins indulge in recreational substances, communicate with ...

A recent study published in the journal iScience has revealed that bottlenose dolphins use an open-mouthed expression, ...

Researchers still don't know what the open-mouth facial expression means or whether it's akin to smiling in humans—but ...

While observing dolphin play behavior, they noticed the dolphins would start play sessions by opening their mouths in front ...

You can tell a lot from a smile. For humans, it’s a symbol of joy. For bottlenose dolphins, they have similar “open mouth” facial expressions to convey playful intentions.

But other experts urge caution in attributing humanlike behavior to creatures whose intent we can only guess at. Scientists have long known anecdotally that dolphins can display a behavior called ...

Dolphins open their mouths in what appears to us to be a smile ... Jane Goodall’s pioneering work on chimpanzee behavior was ...

Scientists widely believe this behavior derives from a modified biting action without the actual contact, the study said. The ...

Findings on bottlenose dolphins show how playful behavior and open-mouth displays evolved, enhancing understanding of social ...

A new study reveals that dolphins may 'smile' while playing, showing their emotions and social behaviors. Researchers ...

Bottlenose dolphins have been recorded using open mouth expressions, resembling human smiles, and mirroring those expressions ...

Dolphins With Elevated Mercury Levels in Florida ... Caller ID of the Sea: Tagging Whale Communication and Behavior Mar. 25, 2024 — Biologists use a novel method of simultaneous acoustic tagging ...