Humpback whales may be communicating with humans in a playful way, according to researchers who have been studying the marine mammals' behavior. ABC News. Video. Live. Shows. Shop. Log In.

We like to draw a line between humans and animals, a clear divide built on memory, empathy, and invention. But that line doesn’t always hold. Apes steal territory. Parrots ace memory tests.

A team of scientists from the SETI Institute and the University of California at Davis has documented, for the first time, humpback whales producing large bubble rings, like a human smoker blowing ...