What non-food structural debris might harbor larvae or serve as a breeding spot in attics or crawlspaces?

Answer

Accumulated dust, rodent droppings, or shed insect skins

In less-than-ideal interior conditions, spider beetles can be drawn to accumulated dust, shed insect skins, or rodent droppings, which mimic natural nesting sites.

What non-food structural debris might harbor larvae or serve as a breeding spot in attics or crawlspaces?

#Videos

How to Get Rid of Spider Beetles [DIY Pest Control] - YouTube

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