Blue whales are the largest animals on Earth, measuring up to 30 meters long and weighing up to 200 tons—as much as a Boeing 787. Yet it's the sound they make, not their size, which gives their ...
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 ...
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