Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Some British police cars carry a teddy bear to console children after an accident.
46
One litter of kittens can be produced by more than one father.
57
Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
11
When cats are happy, they may squeeze their eyes shut.
10