The reindeer is the only mammal that can see UV light.
17
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
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
11
Travis was a chimpanzee who socialized with humans since birth. He could log onto a computer to look at pictures, watch TV using a remote control, brush his teeth, feed hay to his owner's horses, water plants, and learned the schedule of passing ice cream trucks.
11
When dragonflies mate, their tails form a love heart.
22