Firebrats

The Heat-Loving Scavengers

Firebrats (Thermobia domestica) are very closely related to Silverfish but have a preference for the "hot spots" in a Utah home.

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Identification & Appearance

  • The LookLike silverfish, they are carrot-shaped with three long "tails" and long antennae.
  • The ColorUnlike the shimmering blue of a silverfish, Firebrats are mottled gray and brown. They look "dustier" and less metallic.
  • The MovementThey move with the same jerky, fish-like scuttle as their cousins.
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Behavior: Where Do They Hide in Utah?

  • High-Temperature NeedsWhile silverfish like damp, cool basements, Firebrats crave heat (90°F+). In Utah, they are often found near furnaces, water heaters, ovens, and steam pipes.
  • The DietThey eat starches, bookbindings, and flour. They are notorious for infesting commercial bakeries or home kitchens where heat is constant.
  • Nocturnal LifeThey are highly active at night and will scramble for cover the moment a light is turned on.
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FAQS

Frequently Asked Questions

  • Are they dangerous to my home?Like silverfish, they are not a health threat to humans, but they are destructive. They can ruin books, wallpaper, and dry food goods.
  • How do I get rid of them if they live behind my stove?General pest control treatments in the "cracks and crevices" around heat sources are effective. Reducing their food source by sealing flour and sugar in glass or plastic containers is vital.