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Definition[edit | edit source]

Frass is another better scientific word for insect poop.

Characteristics[edit | edit source]

Cockroach frass[edit | edit source]

  • German cockroach
  • Brown banded cockroaches
  • Asian cockroaches
Image of frass and larval casings caused by carpet beetle infestation of this carpet

Dermestid frass[edit | edit source]

  1. Carpet beetle
  2. Flour beetle

Online Resources[edit | edit source]

There are a lot of other gross images of frass on the Integrated Pest Management Working Group's website
Visit the Pest Odyssey website