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) | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Gibbons, Bob |
Bildgröße: | 3424 px × 5118 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |