Earthworms are heros. They loosen and mix up the soil, break down and recycle decaying plant matter and fertilise the soil by bringing nutrients closer to the surface. Birds often rely upon worms as a primary source of food. Because earthworms breathe through their skin, they have to come to the surface when it rains or risk drowning. Earthworms are  male and female in one body they are hermaphroditic, It still takes two worms to reproduce. Earthworms have a length from one millimetre to  three meters!!

Hello class, here is some information about worms