When dragonflies mate, their tails form a love heart.
22
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Alligators can live up to 100 years.
337
Whales and dolphins can't taste anything other than salt.
11
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