When cats are happy, they may squeeze their eyes shut.
10
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
A group of kittens is called a "kindle".
10
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
Raj from the Big Bang Theory is married to Miss India.
11
Baby rabbits are called kittens.
6