It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
A 42-foot sperm whale has about 7 tons of oil in it.
209
15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11