When looking through the 297 "Dahlia" images at Acclaim Images.com this Butterfly and Dahlias was a favorite.
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Description:
Butterfly and Dahlias
Close-up photo of a butterfly pollinating dahlias in a garden.

Some related terms for more images:
douglas pulsipher,  flower,  floral,  butterflies,  blooming,  gardening,  butterfly pollinating flowers,  blooms,  pollen,  pollinate,  dahlias,  insects,  springtime,  bug,  bugs,  yellow flower,