The digestive system is the series of tubelike organs that convert our meals into body fuel. There are about 30 feet (9 meters) of these convoluted pipeworks, starting with the mouth and ending ...

It details the anatomy of earthworms, including their segmented bodies, bristles for locomotion, and digestive system that helps improve soil fertility. The earthworm's circulatory and respiratory ...

Because we have a digestive system! …a series of organs that break food down in a useful way for the body. And it gets rid of all the body's waste as well! Without digestion, the food we eat ...