Huge industrial trawlers are competing for krill – the main food source for whales – in the Southern Ocean, removing vital nutrients from the ecosystem ...

The pygmy right whale (Caperea marginata) is the smallest of all baleen whales although it can grow to six meters in length and weigh up to three tons. The species occurs circumpolar in the Antarctic ...

MIAMI — Trawling near Antarctica for krill — a crustacean central to the diet of whales and a critical buffer to global warming — has surged to a record and is fast approaching a never before reached ...

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The intimate family lives of blue whales, including a blue whale nursing its calf underwater, has been revealed in extraordinary footage captured in a project led by an international marine ecologist ...

Blue whales are the largest mammals in the world, and they spend much of their lives roaming the deep ocean, where they feed ...

A new 33-year study finds that southern right whales off Australia are having calves less often, with the average time between births rising from 3.4 to 4.1 years since 2015, a trend researchers link ...