A tuna fish can swim 100 miles in a single day!
29
According to scientific studies, a rat's performance in a maze can be improved by playing music written by Mozart.
46
Mosquitoes don't just bite you, they also pee on you.
11
A group of kittens is called a "kindle".
10
A species of earthworm in Australia grows up to 10 feet in length.
10
There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
Tigers have striped skin, not just striped fur!
78
Some ribbon worms will eat themselves if they can't find any food.
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