Marble galls. Two marble galls on a branch of common oak tree (Quercus robur). These galls (abnormal growths) house, and are caused by, gall wasp larv

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Marble galls. Two marble galls on a branch of common oak tree (Quercus robur). These galls (abnormal growths) house, and are caused by, gall wasp larvae (Andricus kollari).

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Size: 3424px × 5118px
Photo credit: © BOB GIBBONS/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: andricus, biological, biology, botanical, botany, branch, common, duo, gall, galls, growth, insect, kollari, marble, nature, oak, pair, parasite, parasitic, plant, quercus, robur, tree, twig, wasp, zoological, zoology