When cats are happy, they may squeeze their eyes shut.
10
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
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
A new born kangaroo is small enough to fit in a spoon!
7
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10