Journal, 335: 1028–1030. Kruckenberg, Helmut, Jochen Bellebaum, and Volkhard Wille. "Escape distances of staging Arctic geese along the flyway." Vogelwelt...
227 KB (30,037 words) - 03:51, 24 April 2024
for the organisation, as well as volunteers and interns. Currently Volkhard Wille is chairman of OroVerde and Prof. Manfred Niekisch, PhD, director of...
8 KB (735 words) - 19:07, 22 February 2023