A zoo in China gave a gay penguin couple the opportunity to raise a chick.
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A puppy is born blind, deaf, and toothless.
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Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
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Sea otters hold hands while sleeping so they don’t drift away from each other.
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A group of kittens is called a "kindle".
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