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
When dragonflies mate, their tails form a love heart.
22
The head of a jellyfish is called the "Bell."
6
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
A lion in the wild usually makes no more than twenty kills a year.
186
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11