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
The elephant brain weighs about 6,000g.
274
When cats are happy, they may squeeze their eyes shut.
10
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
Tigers can see 6 times better at night than humans.
305
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
Gorillas can catch human colds and other illnesses.
205