In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
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A zoo in China gave a gay penguin couple the opportunity to raise a chick.
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A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
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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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When cats are happy, they may squeeze their eyes shut.
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Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
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Baby rabbits are called kittens.
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