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Wildlife

House Centipede

The house centipede is a common arthropod in Montreal basements. Although frightening in appearance, it is harmless and feeds on other harmful insects.

Danger
Size25 to 35 mm
ColorYellow-grey with dark bands
Lifespan3 to 7 years
House Centipede

Active infestation? Don't wait — a certified technician responds within 4 hours, 24/7.

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How to identify

Elongated yellow-grey body with 15 pairs of long legs. Moves very quickly on walls and ceilings.

Typical habitat

Basements, bathrooms, damp dark places. Active at night, hides during the day in cracks.

Health risks

House centipedes are virtually harmless to humans. Their bite is rare and comparable to a mosquito bite. Their large presence indicates a moisture or other insect problem.

Signs of an infestation

If you notice any of these signs, contact us quickly.

  • Centipedes visible on walls or ceilings at night
  • Presence in bathroom or basement
  • Characteristic rapid movement
  • Increased presence of other insects (their prey)
  • Excessive moisture in certain rooms
  • Cracks in foundations

How to prevent

Simple measures to apply to limit infestation risk.

  • Reduce humidity with a dehumidifier
  • Fix water leaks
  • Seal cracks in foundations
  • Improve basement ventilation
  • Eliminate other insects that attract them
  • Declutter dark and damp areas

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House Centipede problem? We respond within 4 hours

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