Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
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
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
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
Baby rabbits are called kittens.
6