When dragonflies mate, their tails form a love heart.
22
The desire to squeeze and hug cute things comes from the same place in your brain as aggression.
65
A group of pugs is called a grumble.
10
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
When cats are happy, they may squeeze their eyes shut.
10
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81