Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
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One litter of kittens can be produced by more than one father.
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A puppy is born blind, deaf, and toothless.
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Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
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A group of kittens is called a "kindle".
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The Savannah is the largest domestic cat breed. It resembles a small leopard and behaves like a dog. They can grow up to 40 lbs, have an eight foot vertical jump, and can be trained to walk on a leash and play fetch.
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Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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