Rodents and termites are some of the pests you want to avoid in your house because they cause severe property damage. But you shouldn't overlook the fact that bed bugs could perhaps be the worst pests that could invade your home. These pests have tricky behavioral patterns that make it hard to exterminate them. Actually, attempts to eliminate bed bugs without professional help yield no results. Typically, these bugs produce offspring that effectively resist insecticides because of their adaptive nature.