When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
A 42-foot sperm whale has about 7 tons of oil in it.
209
A scorpion can hold its breath for up to 6 days.
19
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12