Cuddling (or other ‘love’ acts) helps to heal physical wounds faster due to the release of Oxytocin which is proven to reduce swelling.
22
One litter of kittens can be produced by more than one father.
57
When cats are happy, they may squeeze their eyes shut.
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
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