Humans aren’t the only mammals with a lot to say. The region’s orcas are frequently communicating beneath the water’s surface, using a rich vocabulary of sounds. Unlike the endangered Southern ...

New research in the Strait of Gibraltar captured dozens of vocalizations from an endangered subpopulation of killer whales ...

A two-kilometer fiber-optic cable now resting on the seafloor off the San Juan Islands could revolutionize how scientists track and protect endangered orcas, offering what researchers describe as ...

Orcas display a variety of skills, like coordinated hunting and regional ‘dialects.’ They have also revealed several interesting habits, like grooming each other with kelp and offering food to humans.

SAN JUAN ISLAND, Wash. – As dawn broke over San Juan Island, a team of scientists stood on the deck of a barge and unspooled over a mile of fiber-optic cable into the frigid waters of the Salish Sea.