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 ...

The relationship between whales and dolphins has long been shrouded in mystery. But, new research reveals that — despite their vast difference in size — these marine mammals often enjoy playful ...

Humpback whales (Megaptera novaeangliae) like the ones pictured here with bottlenose dolphins (Tursiops truncatus) in Kona, Hawaii, appear to be more open to interacting with fellow cetaceans.

Southern right whales (Eubalaena australis) off Australia’s southern coast are having calves less often than they used to. A ...

A suction camera tag deployed by Dr Olaf Meynecke captures the depths dolphins will sometimes accompany whales to - in this case, even to the sea floor. A new study has investigated hundreds of videos ...

MIAMI — The relationship between whales and dolphins has long been shrouded in mystery. But, new research reveals that — despite their vast difference in size — these marine mammals often enjoy ...

A new study has investigated hundreds of videos and images taken by the public, tourism operators and scientists to better understand a rarely studied behavior among whales and dolphins—do they ...