The skull of a newly discovered species of giant ichthyosaur is shedding new light on the marine reptiles’ rapid growth into behemoths.

Ocean-dwelling dolphins have repeatedly adapted to life in coastal areas throughout history. It is important to learn more about them.

A swimmer stranded two and a half miles from shore in the icy waters of Tralee Bay, Ireland, was 'miraculously' rescued by RNLI volunteer.

Darting around the pool as a group of swimmers stands in the shallow end, the dolphin looks much like those that jump through hoops

A dolphin at the Clearwater Marine Aquarium is going against the home team and predicting a Chiefs victory in the Super Bowl.