Small Flower-Loving Bee-fly

Geron sp. #2

 
a bee fly, Geron sp.,  photo © by Mike Plagens

This small bee-fly is visiting a flower head of Camphor-weed in Glendale, Arizona. 17 Aug. 2016.

Bombyliidae -- Bee-Fly Family

Bee-flies resemble bees for a good reason: it provides these otherwise defenseless insects a measure of protection from insectivorous birds and lizards. These flies do not sting nor do they come to food at picnics nor garbage. As adults they spend a lot of time hovering near flowers or else close to the soil in a bare patch and feeding is generally restricted to nectar from flowers. Some have specialized flower-feeding mouthparts that are long and slender - these are not used for biting people. There are many species of bee-flies with a range of biologies, but most are parasitic on ground nesting insects such as bees, beetles, moth larvae and grasshoppers. Geron, one genus, has some 35 species recorded for North America. The convex thorax gives them a hunchback look. The dorsum of this species is covered with golden hairs.

These are flower-loving insects and are probably very important pollinators and thus key species in the ecosystem. They should not be poisoned or destroyed.

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Copyright Michael J. Plagens, page created 18 Sept. 2016.