For decades, researchers and submarine crews in icy waters off the coast of Antarctica have been picking up a mysterious quacking sound. The "bio-duck," as its called, has been heard on and off since ...
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 ...
Hybrid between B. acutorostrata and B. bonaerensis. Norwegian whaling. Glover, K. A., N. Kanda, et al. (2010). "Migration of Antarctic minke whales to the Arctic ...
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