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
Mosquitoes don't just bite you, they also pee on you.
11
Cats recognise the voice of their owner, but never evolved to care.
22
One in three dog owners say they have talked to their pets on the phone.
427
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
Only 3% of bird species have penises.
0
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
There are approximately three chickens for every human on Earth.
13