Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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The ancestor of all domestic cats is the African Wild Cat which still exists today.
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Parrot parents "name" their children with a signature call.
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In 2011, a male tiger in India adopted a litter of orphaned cubs, taking on the role of ‘mother’. Wildlife officials say such behavior had never been observed before.
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Dogs have been man's pet for over 14,000 years.
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Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
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Only 3% of bird species have penises.
0
The two oldest cats on record lived to 38 and 34 years old, both were owned by the same owner and lived off a diet of bacon, eggs, broccoli and coffee.
12