Despite their name, killer whales (orcas) are actually dolphins.

River dolphins are emblematic freshwater cetaceans whose conservation is integral to safeguarding riverine ecosystems worldwide. Their survival is increasingly threatened by a multitude of ...

Ferry passengers on Scotland's west coast often celebrate spotting wildlife in the waves as they travel between the Hebdrides ...

The nonprofit began in 2012 to document Atlantic bottlenose dolphins that live in both forks of the St. Lucie River and ...

New research has revealed that marine mammals who live far below the ocean's surface are not immune from the burden of toxic ...

How big they are: From 5 to 32 feet (1.5 to 10 meters) long, depending on the species Dolphins live in almost every ocean, except most tend to avoid the cold waters in the Arctic and around Antarctica ...