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

A group of tourists have been fortunate to experience the opportunity of a lifetime at a Queensland marine park.

In "Dolphins Up Close with Bertie Gregory," the National Geographic explorer looks to the camera and says, "Any day you see a dolphin is a good day." And that was Gregory's main objective for his ...

Preface -- What is a marine mammal? -- Main groups of marine mammals -- Modern taxonomy of marine mammals -- How to look for marine mammals -- Natural history of marine mammals -- Conservation -- How ...