Wednesday, February 29, 2012

Bottlenose Dolphins use Greeting Calls

In cases where dolphin pods joined and swam together, the researchers found, such meetings were preceded by one dolphin in the group producing a signature whistle and another dolphin in the second group answering. When dolphin groups swam by one another and didn't join, these meet-and-greet whistles were absent.

Live Science

Wednesday, February 22, 2012