The ancestor of all domestic cats is the African Wild Cat which still exists today.
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The elephant brain weighs about 6,000g.
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Lobsters have blue blood.
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A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
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It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
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Rex the German Shepherd was a rescue dog with a bad temper. He refused to be fed by humans and would attack strangers, but he’s a changed dog after falling in love with Geraldine the goose!
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