Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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The Hercules beetle, despite weighing only 100 grams, can lift 8 kilograms, making it one of the proportionally strongest animals in the world.
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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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Macaques monkeys in Japan learned to steal purses and wallets, take out the coins, and use them to buy drinks and snacks from vending machines.
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Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
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Bats sleep 18-20 hours per day.
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