Why are there black caterpillars at home?

There are black bugs in the house because there are trees and lawns near the house.

There are black caterpillars at home because there are trees and lawns near home. It is necessary to install dense screen windows in time to prevent intrusion, maintain indoor hygiene, clean up food residues and garbage in time to avoid attracting insects, and regularly clean up dead corners such as cabinets and wardrobes to eliminate hiding places.

If you are stung, you can remove the bristles with adhesive tape, and then apply toilet water, wind oil or ammonia to relieve the symptoms. If the situation is serious, seek medical attention in time.