When cats are happy, they may squeeze their eyes shut.
10
Raj from the Big Bang Theory is married to Miss India.
11
When dragonflies mate, their tails form a love heart.
22
Dolphins have names for one another.
18
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
Sea otters hold hands while sleeping so they don’t drift away from each other.
104