When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40
When a male honey bee climaxes during sex, his testicles explode and then he dies.
27
Gorillas can catch human colds and other illnesses.
205
A lion in the wild usually makes no more than twenty kills a year.
186
A cow produces around 200,000 glasses of milk in her lifetime.
373