Project CETI, you may recall, is the same group that recently released footage showing adult sperm whales collaborating as ...

Somewhere in the deep waters off Dominica, a female sperm whale fires a rapid burst of clicks toward her companions. The ...

Somewhere in the deep water off Dominica, a sperm whale surfaces after a foraging dive and fires off a rapid burst of clicks.

Sperm whales in the wild. Image via Wikipedia. A groundbreaking study has revealed that sperm whale “codas” (short sequences ...