The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
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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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The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
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Jellyfish as a species are actually older than dinosaurs and sharks.
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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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Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
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Alligators can live up to 100 years.
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