Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
The desire to squeeze and hug cute things comes from the same place in your brain as aggression.
65
When dragonflies mate, their tails form a love heart.
22
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