New research reveals an endearing habit amongst bottlenose dolphins that crops up during playtime—one that we humans display too. Here’s what the study found. Dolphins are beloved amongst researchers ...

Researchers have found that bottlenose dolphins make a distinct open mouth gesture when playing with other dolphins, similar to how humans smile and laugh with each other. Reading time 3 minutes Just ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Dolphins are among the most playful and social animals on Earth ...

Dolphins seem to make open-mouthed facial expressions most often while they are visible to a playmate, suggesting such displays may be similar to human smiles. While we often perceive these as a smile ...