Not just a pretty face? A dolphin has learned to breathe through its mouth after developing a faulty blowhole, highlighting the animal’s ability to adapt. The adult Hector’s dolphin (Cephalorhynchus ...

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.© ...

Explore the highly sophisticated behavior, advanced communication skills, and remarkable physiological traits of the ocean’s most intelligent mammals ...