cicada, as a kind of insect, is usually described as a representative species of cicada. The male's abdomen has a sound generator, which can continuously emit sharp sounds. The female doesn't make a sound, but she has a hearing device in her abdomen. Larvae live in the soil, suck the roots of plants, and adults eat the juice of plants.

There are vocalizers on both sides of the abdomen of male worms. Like a drum covered with a layer of tympanic membrane, the tympanic membrane vibrates and makes a sound. Because the vocal muscle can expand and contract about 11,111 times per second, the gap between the cover plate and the tympanic membrane can play the role of * * *, so its sound is particularly loud. And can take turns to sing in a variety of different tones. The female cicada is a "dumb cicada" because her musical instrument structure is incomplete and she can't make sound. The value and distribution area of cicada

Cicada is an incomplete metamorphosis, which changes from egg and nymph to adult after molting several times without pupa. With "Zen" from Buddhism.

In recent years, the phenomenon of catching golden cicadas for catering in Shandong, Shanxi, Henan, Hebei, Anhui and other places in China is very serious. Because golden cicada larvae can survive underground for about 5-12 years before they break out of the ground, such crazy catching has led to a sharp decline in the number of golden cicadas. In some areas, cicadas can no longer be heard in summer, and golden cicadas are facing a crisis of survival and even the possibility of extinction!

Knowing that monkeys are cold and delicious, they have the functions of dispersing wind, dispersing lung, relieving fever and calming convulsions. The cicada monkey is rich in nutrition and delicious, and it has become a fashionable delicacy.

Cicada is rich in nutrients, with a dry basis protein content of over 71%, fat content of about 7%, vitamins and various beneficial trace elements higher than that of ordinary meat food, which can be called the protein king in today's food.

When the mature nymph of the cicada changes into an adult, the molted shell of the cicada is called cicada slough, also known as "cicada retreat" or "cicada skin". Its main components include chitin and protein, which is sweet, salty and cold, and enters the lung and liver meridians. It is an important traditional Chinese medicine for relieving exterior symptoms by pungent and cool.