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
An eagle can attack, kill, and carry away an animal as large as a small deer.
38
On some Caribbean islands, the oysters can climb trees.
58
Rats multiply so quickly that in 18 months, two rats could have over a million descendants.
33
A hedgehog's heart beats 300 times a minute on average!
14
An adult giraffe's tongue is 17 inches long.
28
Slugs have 4 noses!
17