When dragonflies mate, their tails form a love heart.
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Dolphins have names for one another.
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Holding hands with someone you love can alleviate physical pain as well as stress and fear.
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Baks the blind boxer has a seeing eye goose named Buttons; a four-year-old goose who leads the pup around everywhere either by hanging onto him with her neck, or by honking to tell him which way to go.
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