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 ...

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 ...

'They often do repetitive leaps for fun or communication within the dolphin herd,' an expert said.