Dolphins have names for one another.
18
A puppy is born blind, deaf, and toothless.
16
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
The desire to squeeze and hug cute things comes from the same place in your brain as aggression.
65
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
One litter of kittens can be produced by more than one father.
57