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35.7 MB (1.4 MB compressed)
4388 x 2844 pixels
37.1 x 24.1 cm ⏐ 14.6 x 9.5 in (300dpi)
LIZZIE HARPER / SCIENCE PHOTO LIBRARY LIZZIE HARPER / SCIENCE PHOTO LIBRARY
Illustration of knopper gall (Andricus quercuscalicis) and oak apple gall (Biorhiza pallida) on common oak (Quercus robur).
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