The characteristics of earthworms in life:

1, like dark and damp places, like fertile soil.

2, like quiet places, avoid noisy.

3, like warmth and fear of cold, in the weather below 8 degrees earthworms is to stop growing and developing.

4, earthworms or like to live alone animals, elders especially do not like to get along with from a lot of juniors long time.

Earthworms physiological characteristics:

1, afraid of bright light.

2, afraid of vibration, which is similar to earthworms like quiet.

3, afraid of water, earthworms can not be immersed in water for a long time.

4, afraid of spicy and other stimulating things.

5, afraid of extreme weather, too hot and too cold on the earthworms are very big.

6, earthworms, one of the most important characteristics of the hermaphrodite, heterozygous fertilization.

Earthworms external characteristics:

1, the body is cylindrical, symmetrical on both sides, link-shaped.

2, earthworms have no skeleton, belong to invertebrates, the body surface is bare, no cuticle.

3, the color is brown, earthy yellow, black-brown and so on.

Extended information:

Earthworms have no skeleton and are invertebrate. p>Earthworms have a significant impact on the soil, and have been praised as natural soil guardians, also known as "ecosystem engineers", which affect the biological, chemical and physical processes of the ecosystem by forming numerous reaction circles inside and outside their bodies through feeding, digestion, excretion and burrowing.

At the same time, earthworms not only their own soil has an impact, earthworms discharged material feces is also beneficial to the soil and crops, earthworm manure is mainly used for bio-fertilizers, improve the soil, detoxification, adsorbent, prevention of pests and diseases, and so on.

In addition to the above two functions, earthworms have been utilized in ancient times to cure human diseases. In traditional Chinese medicine, earthworms are called dilong, and earthworms are among the 67 animal medicines contained in the earliest monograph on Chinese medicine, Shennong Ben Cao Jing (The Classic of the Divine Husbandman's Materia Medica). In the Shennong Ben Cao Jing, it is listed as a lower class, with the effects of clearing heat and settling the alarm, clearing the channels, calming the asthma, and diuretic.

Li Shizhen in the "Compendium of Materia Medica" called it has the effect of opening the meridians, activating blood circulation, removing blood stasis, preventing and treating cardiovascular and cerebrovascular diseases, and there are more than 40 kinds of medicinal effects in the worm department of the "Compendium of Materia Medica". In modern Chinese medicine science and technology, Dilong is also widely used.

Baidu Encyclopedia - Earthworm

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