An elusive pygmy killer whale was found stranded at Manly Beach in Sydney’s north on Sunday afternoon, prompting an emergency ...

SARASOTA, Fla. (WFLA) – Two pygmy killer whales have died at Mote Marine Laboratory and Aquarium, one week after they were found beached in Clearwater. “Lightning” died around 9 a.m. on Wednesday.

As the whale watching boat slowly approached, the passengers saw something strange in the water—an 80-foot cloud of red-brown liquid. Just minutes later, an orca hurled a small whale into the air.

A survey conducted by the National Research and Innovation Agency (BRIN), Konservasi Indonesia, and OceanX has found that 93% ...

More than 50 beached pilot whales perished in New Zealand Friday, the latest in a spate of mass strandings this week that experts have linked to rising ocean temperatures. The dead whales were part of ...

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 ...