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9.9 MB (580.0 KB compressed)
1913 x 1800 pixels
16.3 x 15.2 cm ⏐ 6.4 x 6.0 in (300dpi)
LIZZIE HARPER / SCIENCE PHOTO LIBRARY LIZZIE HARPER / SCIENCE PHOTO LIBRARY
Illustration of knopper gall (Andricus quercuscalicis) on common oak (Quercus robur).
Model release not required. Property release not required.