Cluster Fly
The species forms compact clusters of hibernating individuals, typically in wall voids or attics.
- Common Name: Cluster Fly
- Scentific Name: Pollenia rudis (Fabricius)
- Class/Order/Family: Insecta/Diptera/Calliphoridae
- Metamorphosis: Complete
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Size
Adults about 3/8" long.
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Color
Dark gray, non-metallic with short golden hairs.
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Biology
Adults overwinter in sheltered spaces.
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Habit
Usually occupy attics and wall voids that receive the most sunlight.
Milwaukee, Waukesha, Ozaukee, and Washington Counties