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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One in three dog owners say they have talked to their pets on the phone.
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Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
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Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
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Rex the German Shepherd was a rescue dog with a bad temper. He refused to be fed by humans and would attack strangers, but he’s a changed dog after falling in love with Geraldine the goose!
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