In order to enhance the taste, Japanese macaque wash their food in salt water before they eat. They also make snowballs for fun!
7
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
Lurch, a Watusi bull, had the largest horns in the world.
32
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212