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
When dragonflies mate, their tails form a love heart.
22
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
Some British police cars carry a teddy bear to console children after an accident.
46