Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
The difference between antlers and horns is that antlers are shed each year and are made of bone while horns are kept for life and are made of living tissue and bone with a sheath that is very similar to human finger nails.
10
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 banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2