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
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
A giraffe's kick is so powerful that it can decapitate a lion.
216
A puppy is born blind, deaf, and toothless.
16
Sharks, like other fish, have their reproductive organs in their chests.
248