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
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
9
The largest earthworm on record was found in South Africa and measured 22 feet.
151
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
There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
9
There's a competition in Sweden called Kaninhoppning, or rabbit show jumping.
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