English (UK) 
Dansk (DA) 
Deutsch (DE) Watsonalla binaria
| English: | Oak Hook-tip |
| German: | Eichen-Sichelflügler |
| Danish: | Egeseglvinge |
| Date: | 19/05/2017 |
| Location: | Austria, Wien, Kalksburg |
| Copyright: | Per Hoffmann Olsen |
| Camera: | Canon EOS 50D |
| Lens: | Sigma 150mm APO Macro |
- Visninger: 6095 / 2.22
