Dolphins have names for one another.
18
When cats are happy, they may squeeze their eyes shut.
10
Raj from the Big Bang Theory is married to Miss India.
11
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
A group of pugs is called a grumble.
10
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81