There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
A group of pugs is called a grumble.
10
Dolphins have names for one another.
18
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
A new born kangaroo is small enough to fit in a spoon!
7
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13