The smallest state in the United States is Rhode Island. Alaska is the biggest state — you could fit Rhode Island in it 540 times.
A millipede can have as many as 750 legs… more than any other animal.
One of the biggest living things is an underground mushroom in Oregon that’s 3 1/2 miles across.
The largest dinosaur ever was the Brachiosaurus, which was about as long as two school buses and as tall as a four-story building.
The smallest bone in your body is in your ear. It’s called the stirrup or staples bone, and it’s about as big as a grain of rice.