A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
The seahorse is the only fish to have a neck.
12
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
A scorpion can hold its breath for up to 6 days.
19
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255