very common in a wide variety of habitats, including heavily urbanized areas
scavengers (larvae in carrion, excrement, etc.) or parasites(6)
Commonly seen "basking" on the exterior walls of buildings (flesh fli.es also have this habit). Some cause myasis in humans and livestock.(6)
Tomberlin et al. 2016. A Review of Bacterial Interactions With Blow Flies (Diptera: Calliphoridae) of Medical, Veterinary, and Forensic Importance. Annals of the Entomological Society of America 110(1): 1-18.
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