Definition of Earthworms

A worm is the generic name that is attributed to different types of worms that live in humid lands, belong to the class of annelids, can be white or red in color and have a soft and elongated body.

Meanwhile, Earthworms They're a family that integrates the class of annelids and it is estimated that to date there are about six thousand species.

As it turns out from the typical characteristics of annelids, earthworms have their body composed of many rings similar to each other and originate from the continent European.

Another common feature of the species is its aquatic origin, the breathing dermal route and the need for moisture to survive.

They also have a significant length, being normally about 30 cm long and in some tropical regions they can reach 4 meters.

It should be noted that the earthworm is a organism that plays a substantial role in the ecosystemin which it resides as being: they are the first biomass soil, help soil formation, affect carbon and nitrogen cycles, promote microbial activity, provide substantial improvements to the chemical and physical properties of soils and are erect in the

feeding basic for both birds and mammals.

Their basic activity consists of excavating galleries in the ground, while they do this excavation they consume soil particles and also digest organic remains. In extremely humid moments, they know how to drag leaves into the earth in order to nourish themselves and thereby aerate and make the soil in question more fertile, since they make phosphorus and potassium rise when they eliminate their waste.

They are hermaphroditic, that is, they have female and male reproductive organs, and when the weather it is more humid they appear on the surface to procreate.

It should be noted that the earthworm is also used as bait for fishing, as food for animals and for humans, to produce humus of worm and to treat and value the residues.

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