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
Bats sleep 18-20 hours per day.
5
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
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
There's a competition in Sweden called Kaninhoppning, or rabbit show jumping.
-12
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492