There was a cable network called The Puppy Channel that, for 3 years, broadcast only broadcast footage of puppies playing.
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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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Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
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Some British police cars carry a teddy bear to console children after an accident.
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