Leeches and leeches are the same species. There is no difference, but the names are different everywhere. Leech, also known as medical leech, commonly known as water leech, is distributed all over the world, with a total of more than 300 kinds, including more than 100 kinds in China.
Leech, also known as leech, is a blood sucking ring animal. There are three kinds of leeches: dry leech, water leech and parasitic leech. The first two are common. The "nest" of dry leech is mostly in the weeds by the stream, especially in the accumulation of rotten dead trees and rotten leaves and wet hidden places.
Water leeches lurk in the water and grass. Once someone enters the water, they quickly swim out, attach to the human and animal bodies, and leave after a full meal.
Dry leech can also be called dry leech, leech can also be called water leech. The dry leech is different from the leech.
Leech has been recorded in Shennong herbal classic, which has high medicinal value; Growing and breeding in inland freshwater waters, it is a traditional Chinese special medicinal aquatic animal. Its dry products are soaked into traditional Chinese medicine, which has the effects of treating stroke, hypertension, clearing blood stasis, amenorrhea, traumatic injury and so on. In recent years, it has been found that leech preparation has special effects in the prevention and treatment of cardiovascular and cerebrovascular diseases and anti-cancer.