Earthworms

... Earthworms The earthworm body is divided into ring-like segments. Some internal organs and the excretory organs are duplicated in each segment. Between segments 32 and 37 is the clitellum, a slightly bulged, discolored organ that produces a cocoon for enclosing the earthworm's eggs. The body is pointed at both ends, with the tail end the rounded of the two. Earthworms cannot see or hear but make up for it by being sensitive to both light and vibrations. Earthworms eat decaying organisms but as they eat they ingest large amounts of soil, sand, and tiny pebbles. It's estimated that an earthworm ingests and discards its own weight in food and soil every day. Earthworms are hermaphroditic, they functional reproductive organs of both sexes occur in the same individual. The sperm of an individual earthworm fertilizes the eggs of another individual earthworm. During mating two earthworms are bound together by a

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