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 ...

Dolphins are important indicators for the health of the rivers they live in, which are also the lifeblood of huge economies and hundreds of millions of people. WE DEPEND ON RIVER DOLPHINS Where ...

Despite facing imminent extinction, these dolphins were denied Endangered Species Act protection in 2014 by the National Marine Fisheries Service, which didn't recognize them as a distinct population.