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
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
A dairy cow can produce more milk when listening to music.
446
The colossal squid has the largest eyes in the world.
4
Alligators can live up to 100 years.
337
Lobsters have blue blood.
476
In Australia, there are spiders big enough to eat snakes.
20