Animals / blue-whale-largest-animal
Facts about Blue Whale: The Largest Animal
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Low-frequency vocalizations produced by blue whales can travel hundreds of kilometers through the ocean, making them among the loudest animals on Earth.
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Weighing up to 200 tonnes, the blue whale possesses a tongue alone that can weigh as much as an elephant.
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Blue whale calves are among the fastest-growing animals on Earth, gaining roughly 90 kilograms per day while nursing on their mother's rich milk.
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A blue whale's heart is roughly the size of a small car and beats as few as two times per minute during deep dives.
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The blue whale is the largest animal known to have ever existed on Earth, with adults capable of reaching lengths of up to 30 meters.