Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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A zoo in China gave a gay penguin couple the opportunity to raise a chick.
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Cats recognise the voice of their owner, but never evolved to care.
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A dork is a whale's penis.
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Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
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A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
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The Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
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