Off the coast of British Columbia, researchers have reported something that looks a lot like teamwork between two predators that don’t usually get credit for cooperating: Orcas (a.k.a. killer whales) ...

Wild dolphins in Brazil help fishers catch mullet—boosting success rates and forming one of the last human-wildlife partnerships.

Dolphins live in almost every ocean, except most tend to avoid the cold waters in the Arctic and around Antarctica. Some also live in rivers, including the Amazon River in South America and the Ganges ...