A pygmy blue whale, Balaenoptera musculus brevicauda, swims in the Banda Sea, Indonesia. This huge cetacean reaches up to 24 meters in length and makes up to about half of all blue whales alive.© ...

Humpback whales (Megaptera novaeangliae) like the ones pictured here with bottlenose dolphins (Tursiops truncatus) in Kona, Hawaii, appear to be more open to interacting with fellow cetaceans.

Blue whales making an unusual winter appearance. Humpacks sticking around for months, a pair lunging out of the water in sync with one another in a video making a virtual splash. And thousands of ...

MONTEREY BAY, Calif. -- Drone video recently captured a triple treat in the waters of Monterey Bay. A group of dolphins encountered a gray and humpback whale. The dolphins intentionally splashed near ...

Here you can spot gray, blue and humpback whales, dolphin pods, sea lions and sharks while enjoying a luxurious beachside ...

Whale watching season begins in December and with it, the opening of a new exhibit at the Point Vicente Interpretive Center celebrating the cetaceans that can be seen off the coast of Rancho Palos ...

Observers with New England Aquarium said it's the first time they have documented blue whales in their southern New England ...

Blue whales making an unusual winter appearance. Humpbacks sticking around for months, a pair lunging out of the water in sync with one another in a video making a virtual splash. And thousands of ...