110.jpg Knopper Gall Wasp (Andricus quercuscalicis)ThumbnailsGrey Squirrel (Sciurus carolinensis)Knopper Gall Wasp (Andricus quercuscalicis)ThumbnailsGrey Squirrel (Sciurus carolinensis)Knopper Gall Wasp (Andricus quercuscalicis)ThumbnailsGrey Squirrel (Sciurus carolinensis)Knopper Gall Wasp (Andricus quercuscalicis)ThumbnailsGrey Squirrel (Sciurus carolinensis)Knopper Gall Wasp (Andricus quercuscalicis)ThumbnailsGrey Squirrel (Sciurus carolinensis)
Chemically induced distortion of an unopened leaf axillary or terminal bud caused by a parthenogenetic hymenopteran gall wasp