Fun Fact Friday (#19)

Fun Fact Friday is a meme hosted by Lettora at I’m Booked! If you’d like to join and do your own Fun Fact Friday, just ask! At I’m Booked! Every week we’ll give you five new, fun facts.

This week’s five facts:

1. One tiger alone killed 430 people in Nepal and India in the 19th century.

2.  Only 8% of the world's currency is physical money. The rest exists only on computers.

3.  Female kangaroos are almost always pregnant.

4.  About 100 elephants are being killed every day for their ivory.

5. Polar bears aren't found in Antarctica. Only in the Arctic.