What do you find tempting that others might find strange? “When I see a crunchy leaf, I have to step on it.” - Female, 21, Oregon
Created by David Brandon Geeting
There are around 100,000 types of trees in the world, including over 800 in North America.
The tree with the largest simple leaf in North America is the bigleaf magnolia. Its leaf can grow up to 35 inches long.
The ossicles (malleus, incus, stapes) are three bones that amplify sounds from the air to the inner ear. They are the smallest bones in the human body.