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
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
A puppy is born blind, deaf, and toothless.
16
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
When dragonflies mate, their tails form a love heart.
22