Rex the German Shepherd was a rescue dog with a bad temper. He refused to be fed by humans and would attack strangers, but he’s a changed dog after falling in love with Geraldine the goose!
10
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
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Dolphins have names for one another.
18
The desire to squeeze and hug cute things comes from the same place in your brain as aggression.
65
When cats are happy, they may squeeze their eyes shut.
10
One litter of kittens can be produced by more than one father.
57