Researchers identified two ecologically distinct communities of transient killer whales along the West Coast, each with unique hunting behaviors, habitats, and social networks.

Teams in Southern California have counted a record low number of migrating gray whales and calves so far this year. The whales have started their return trek between their summer feeding grounds in ...

Gray whales are dying in large numbers, again. At least 70 whales have perished since the start of the year in the shallow, protected lagoons of Mexico's Baja California peninsula where the animals ...

The Sausalito-based Marine Mammal Center is probing the death of a female gray whale that washed up on Black Sands Beach in the Marin Headlands. The decomposing 36-foot whale carcass was the first ...

TULALIP, Wash. — An ailing gray whale that has beached itself three times in the past week near Everett apparently is being attacked by killer whales.

Newborn pilot whales have been spotted mysteriously swimming among pods of orcas. Scientists are trying to puzzle out how the ...

Holly Lohuis is co-director of the Santa Barbara Channel Whale Heritage Area, which she helped found in October 2023. The ...

One of the world’s largest mammals, the humpback whale is an incredible species for many reasons. They may even be the ocean’s protectors. Researchers have witnessed humpback whales intervening during ...

Thousands of gray whales swim past Ventura each year on their southbound and northbound migration On the southbound trip this year, one longtime Southern California count reported fewer whales and ...

Gray whales are dying in large numbers, again. At least 70 whales have perished since the start of the year in the shallow, protected lagoons of Mexico’s Baja California peninsula, where the animals ...