When cats are happy, they may squeeze their eyes shut.
10
There was a cable network called The Puppy Channel that, for 3 years, broadcast only broadcast footage of puppies playing.
1
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
Dolphins have names for one another.
18
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26