Biologists tend to look at the animal kingdom and try to categorize things in an organized fashion. But nature has a way of ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Male Indo-Pacific bottlenose dolphins form particularly tight groups ...

Source: Shark Bay Research Program, used with permission. Species across the animal kingdom play, suggesting the behavior has benefits. Scientists have long hypothesized a link between juvenile social ...