Do spiders (a common species in Chinese mainland) bite people? Is it harmful to people?

Spiders can bite people, but they are not very toxic.

Although spiders are one of the traditional five poisons, their toxicity is not strong, and none of the common spiders in our life will cause great harm to human body. Although there are some poisonous spiders in China, most of them are distributed in the south, and even those poisonous spiders will not do much harm to people. The world-famous poisonous spider "black widow" bites people, which is generally not fatal.

Unless it is a few people who are allergic to spider venom. As far as the world is concerned, only parts of Australia and the United States have several poisonous spiders that will do great harm to people's lives. It is impossible to mutate after biting. This kind of thing can only appear in science fiction movies.

Extended data:

Expert: Most spiders are nontoxic.

Professor Zhu said that 90% of spiders are nontoxic, especially in Yangzhou. There are basically no poisonous spiders. Poisonous spiders must live in certain environments, such as Africa. "Spiders have several obvious characteristics, and their bodies are divided into two sections. No wings. An adult spider has four pairs of feet. We must look for it. "

The spider in Mr. An's picture belongs to the genus Cobra, which weaves webs in Woods, forest margins or parks, and is often distributed in Zhejiang, Guangdong, Hainan, Guizhou, Yunnan, Taiwan Province and other places. It is very toxic and will not attack people.

"Farmland spiders are basically non-toxic, no matter how terrible it is or how big it is." Professor Zhu introduced that there are more than 4,000 species of spiders in China, about 80% of which live in ecological environments such as agricultural grasslands. There are many kinds of spiders in the farmland, which feed on agricultural pests and eat a lot. If we use spiders to control agricultural pests in farmland, the pollution of chemicals to the environment can be greatly reduced. ?

People's Network-Spider bite variation is alleged to be impossible to appear in science fiction movies.

People's Network-Citizens have fists in their homes. Okumo Expert: Most spiders are nontoxic.