Sea otters hold hands while sleeping so they don’t drift away from each other.
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When cats are happy, they may squeeze their eyes shut.
10
The Savannah is the largest domestic cat breed. It resembles a small leopard and behaves like a dog. They can grow up to 40 lbs, have an eight foot vertical jump, and can be trained to walk on a leash and play fetch.
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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!
10
Raj from the Big Bang Theory is married to Miss India.
11
Dolphins have names for one another.
18
When dragonflies mate, their tails form a love heart.
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Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13