Only 3% of bird species have penises.
0
Penguins have a gland above their eye that turns saltwater into freshwater.
12
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
A dairy cow can produce more milk when listening to music.
446
Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5