Earthworms

earthworms EARTHWORMS Earthworms are classified as Annelida. Annelida mean laconic rings which refers to the many segments in their body. The structure of an earthworm?s body is made up of more than one black eye segments separated by partitions that divide the coelum. All segments are aforementioned(prenominal) except by the preceding and posterior ends. The previous segments confine the cephalization that is an adaption of tunneling. The head of the earthworm contains the sense organs. The muscle lines that make up the interior body wall are circular and longitudinal.

Earthworms cushion by anchoring some segments by their setae and contracts the circular muscles in designer of those segments, producing fluid pressure in the anterior coelom cavities. The anterior setae grip the ground, the longitudinal muscles contract pulling the posterior along. Earthworms burrow and feed on soil and organic matter at the same time. They digest the organic matter and eliminate wastes and ungrasped ma...If you want to get a full essay, order it on our website: OrderEssay.net

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