Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
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Sloths take two weeks to digest their food.
243
A cat rubs against people not only to be affectionate but also to mark out its territory with scent glands around its face. The tail area and paws also carry the cat's scent.
293
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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Jellyfish as a species are actually older than dinosaurs and sharks.
383
Rattlesnake mating sessions have been known to last more than 22 hours.
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Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
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