Canada thistle gall fly (Urophora cardui)

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Size: 5184px × 3456px
Location: suomi
Photo credit: © Hakan Soderholm / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: arvense, canada, cardui, cirsium, fly, gall, host, myopitini, plant, stem, swelling, swollen, tephritidae, tephritinae, thistle, urophora