blue fly pollinating common milkweed (IMAGE)

Penn State

blue fly pollinating common milkweed

Caption

Flies play a crucial role as pollinators, second only to bees in terms of the volume of crops and habitat they pollinate. Pictured here is a blue fly pollinating common milkweed (Asclepias syriaca).  

Credit

Martha B. Moss/Penn State Extension Master Gardener / Penn State

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License

CC BY-NC-ND

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