Praying mantis may indeed bite in some cases, but in general they do not actively attack. If you are bitten by a praying mantis, it may be due to your body moving or touching them, which makes them feel threatened, so the praying mantis acts aggressively out of self-defense. Generally, after being bitten by a praying mantis, you may feel a slight pain and swelling, at which point you can try to wash the bitten area with soapy water and ice to reduce the pain and swelling. If you notice a parasite at the bite site or other uncomfortable symptoms, it is recommended that you seek medical attention promptly.
It is important to point out that praying mantis is considered an ingredient and medicinal herb in some cultures, but their toxicity needs to be further studied and verified. For consumers of edible and medicinal praying mantises, it is important to ensure that the ** of these praying mantis is safe, clean and healthy. In addition, praying mantis is also a beneficial insect, they are able to destroy pests, have protective colors and mimicry, and can prey on a variety of pests, and they prey very fast, only 01 second. Praying mantis generally live for one generation a year, and females have the potential to eat males when mating. In the wild, female praying mantis may eat male mantises, but this is not absolute and may not happen. The male mantis may be eaten because there is no courtship ritual at the time of mating, or it may be because the female mantis is in a state of starvation. Therefore, when we observe praying mantises, we need to respect their natural habits and not interfere with their lives.
Although praying mantis may bite, they generally do not actively attack humans. If you are accidentally bitten by a praying mantis, don't panic too much at first, as most praying mantis are not poisonous. You can try washing the wound with soapy water and applying ice to reduce pain and swelling. 
If you notice symptoms such as redness, swelling, fever, pain, or other discomfort in the wound, it is best to seek medical attention promptly. Although the praying mantis is considered an ingredient and medicinal herb in some cultures, the toxicity of the praying mantis is not well studied and therefore not recommended for casual consumption or medicinal use. 
In addition, the praying mantis is a beneficial insect that is able to prey on a variety of pests and contributes to both agriculture and ecology. In the wild, praying mantis also has a very special mating behavior, and sometimes female mantis will eat male mantises. But we should respect the natural habits of the praying mantis and avoid interfering with their lives.