A cow produces 200 times more gas a day than a person.
90
Slugs have 4 noses!
17
According to scientific studies, a rat's performance in a maze can be improved by playing music written by Mozart.
46
If NASA sent birds into space they would soon die; they need gravity to swallow.
146
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
The penguin is the only bird that can swim, but cannot fly.
1
In Brazil, there's a species of cockroach that eats eyelashes, usually those of young children while they are asleep.
151
Goldfish lose their color if they are kept in dim light or are placed in a body of running water, such as a stream.
12