In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
One litter of kittens can be produced by more than one father.
57
Raj from the Big Bang Theory is married to Miss India.
11
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
A puppy is born blind, deaf, and toothless.
16
A new born kangaroo is small enough to fit in a spoon!
7
The desire to squeeze and hug cute things comes from the same place in your brain as aggression.
65