There was a cable network called The Puppy Channel that, for 3 years, broadcast only broadcast footage of puppies playing.
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Dolphins have names for one another.
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There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
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When cats are happy, they may squeeze their eyes shut.
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A new born kangaroo is small enough to fit in a spoon!
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A zoo in China gave a gay penguin couple the opportunity to raise a chick.
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