Whales have inhabited the seas for approximately 34 million years, however they originated from four-legged terrestrial mammals, which foraged in streams. The descendants of this creature known as Pakicetus, became increasingly adapted to a water environment,...
The Blue Whale (Balaenoptera musculus) is the largest animal known to have ever inhabited the Earth, spanning up to 32 metres in length and weighing up to 200 tonnes, with a tongue comparative in weight to an elephant. The species inhabits every ocean of the world...
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