"Carpet beetles" refers to small insects that can damage carpets and other household items like clothing and furniture. They feed on natural fibers like wool, feathers, and fur, and can cause holes or damage to these materials. Full definition
Taken together, these regulars form a neat ecosystem, with spiders and centipedes as apex predators, hunting smaller fry such as carpet beetles and other spiders. (newscientist.com)
I currently have a problem with black carpet beetles — they loved my merino wool sweaters and have also eaten some cotton items. (extrapetite.com)