Cicadas grow:

They transform from nymphs to adults in June to July each year and then lay eggs in just a few days, starting from the eggs, through the process of the wakame's life in the ground, until the last time they shed their shells and turn into adults that resound loudly in the trees, which is a period of time that usually lasts for one to two years.

In cicadas, the larvae, also known as "wakame," make a sound that attracts females to mate with them, and they lay their eggs in a pointed spawning tube that they insert close to the tree, where the larvae don't hatch until the next year, and then live in the soil for several years, or even a dozen years, before they can break through the ground.

Over the course of their long lives, they undergo a number of molting, and then one molting is when they become adults, and when they become adults, they make a sound. The sound that male cicadas make is a high frequency of hundreds of times a second, vibrating continuously against the two bulbous membranes on their abdomens to make a shrill, loud sound. This sound helps the female cicada to locate a suitable male cicada for mating.

Extended information:

Cicadas that sing are male cicadas, its articulators at the base of the abdomen, like a drum covered with a layer of tympanic membrane, the tympanic membrane is vibrated and sound, due to the song muscle can stretch about 10,000 times per second, the cover and the tympanic membrane between the empty, can play the role of the *** song, so its song is particularly loud. And can take turns to utilize a variety of different tones of voice rousing song. Because the female cicada musical instrument structure is incomplete, can not sound, so it is "mute cicada".

The skin of the cicada is said to be cicada molt, rich in chitin, isoxanthopterin, erythrocyanidin, adenosine triphosphatase, often used in the treatment of externally induced wind-heat, coughing and hoarseness. Sore throat. Wind rash itching, red eye cataract, tetanus, pediatric eclampsia, crying at night, etc. According to the "Chinese Herbal Medicine" records, there are also beneficial to the essence of yang, cough and Tsuyoshi, to protect the lungs and kidneys, antibacterial blood pressure, baldness and inhibition of the disease to be and so on.

Grasshopper old mature若虫变化为成虫时，羽化蜕除的外壳称蝉蜕，又称 "蝉蜕 "或 "蝉皮"，其主要成分含甲壳素及蛋白质，味甘、咸、寒，入肺、肝经，是重要的辛凉解表中药。

The cicada is cold in nature, fragrant in flavor, and has the function of dispersing wind and promoting lungs, relieving fever and settling down fright. Rich in nutrients and good flavor, Zhiqi has become a fashionable delicacy, which can be fried and eaten before the larvae turn into cicadas, or it can be salted with edible salt first and then fried and eaten.

Cicadas are rich in nutrients, with a dry basis protein content of more than 70%, about 7% fat, vitamins and a variety of beneficial trace elements are higher than the average meat food, which can be called the king of protein in today's food.

The grasshopper is also known as the robin, and its cicada shells and male cicadas can be used as medicine. The old larvae of cicadas are rich in nutrients, with protein content of 58-58% and fat content of 10-32%. In the past few years, cicadas have been put on the dining table as health food, and the market demand is getting bigger and bigger, and the price is getting higher and higher. Each fresh cicada 0.3-0.5 yuan.

Wild resources alone can not meet the needs, so today has begun to artificial breeding, the people believe that the cicada will become one of the important green food for human beings. Artificial raising cicadas investment is small, the technology is easy to master, save time, high efficiency, no risk, is a new rural wealth project.

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