Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
When cats are happy, they may squeeze their eyes shut.
10
Sergeant Stubby was the only war dog to be promoted to sergeant through combat in WWI. He saved his regiment from surprise mustard gas attacks, found and comforted the wounded, and even once caught a German spy by the seat of his pants, holding him there until American Soldiers found him.
16
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
When dragonflies mate, their tails form a love heart.
22
Raj from the Big Bang Theory is married to Miss India.
11
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26