When cats are happy, they may squeeze their eyes shut.
10
A group of kittens is called a "kindle".
10
A puppy is born blind, deaf, and toothless.
16
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81