It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
Condoms were originally made of animal intestines or linen.
347
In order to enhance the taste, Japanese macaque wash their food in salt water before they eat. They also make snowballs for fun!
7
Jellyfish as a species are actually older than dinosaurs and sharks.
383
Cows can sleep standing up, but they can only dream lying down.
745