Did you know that A cow gives nearly 200,000 glasses of milk in her lifetime?

Did you know that:

- The hippopotamus gives birth under water and nurses its young in the river as well, though the young hippos do come up periodically for air.

-A cow gives nearly 200,000 glasses of milk in her lifetime

The world's largest rodent is the Capybara. An Amazon water hog that looks like a guinea pig, it can weigh more than 100 pounds.

The world's smallest mammal is the bumblebee bat of Thailand, weighing less than a penny