Their hosts provide these parasitic human biting mites to homes. Their hosts can leave at the rear of these bloodsuckers in your home Once you eradicate them. Having said that, spider beetle bites are harmless and don’t distribute any conditions. Also, spider beetles don’t suck blood as bed bugs do. https://rafaelcycmm.smblogsites.com/31021091/helping-the-others-realize-the-advantages-of-what-beds-are-the-best