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modifications
Modifications
→Auteurs
| || Jean-Yves Humbert || [https://www.cb.iee.unibe.ch/about_us/pd_dr_humbert_jean_yves/index_eng.html Université de Berne, Conservation Biology]
|-
| || Andrea Lips || [https://www.pronatura.ch/de fr Pro Natura]
|-
| || Winu Schüpbach|| [https://www.quadragmbh.ch/ quadra gmbh]
