1. aThe Program of Environmental Studies, The Hebrew University of Jerusalem, Jerusalem 91904, Israel;
2. bPresent address: Kibutz Sde-Eliyahu 10810, Israel;
3. cScientific Director – Israel Raptor Conservation and Research Project, Society for the Protection of Nature in Israel, Israel Nature and Parks Authority and Israel Electric Corporation;
4. dPresent address: 24 Haoranim Street, Zichron-Yaakov 30900, Israel;
5. eDepartment of Ecology, Evolution and Behavior, Department of Statistics, and The Federmann Center for the Study of Rationality, The Hebrew University of Jerusalem, Jerusalem 91904, Israel