For species protection reasons, finding places of butterflies on maps are accidentally moved by a maximum of 1 kilometers. Show photo location (OpenStreetMap) Purple HairstreakFavonius quercus (Linnaeus, 1758)Neozephyrus quercusPurple Hairstreak Blauer Eichen-Zipfelfalter (Favonius quercus) im Kottenforst [Male] Photograph: Ingo DanielsIngo Daniels; Bonn, GermanyBonn, GermanyGermany (8. August 2020, 07:27 PM)