While red tide counts reportedly fell in parts of Florida's Gulf coast, the toxic algae is suspected in the recent deaths of a manatee and a dolphin.

A diver named Tatiana Mendes got to experience a breathtaking once-in-a-lifetime moment recently while swimming in the Red ...

Newly-resurfaced video captured an Amazon river dolphin relieving into the air, a rare behavior researchers believe helps the mammals communicate.

Time is of the essence for a Brazilian neuroscientist who wants to study whale and dolphin brains before the brains decompose ...