DOLLINGER, P., HELDSTAB, A., ISENBÜGEL, E., MAINKA, S., SCHILDGER, B. & WEBER, F. (2000) – zootier-lexikon.org https://www.zootier-lexikon.org/index.php?option=com_k2&view=item&id=5610%3Adollinger-p-heldstab-a-isenbuegel-e-mainka-s-schildger-b-weber-f-2000
Husbandry and Pathology of Bearded Vultures in Swiss Zoos that Participate in the Alpine Reintroduction Project. European Association of Zoo and Wildl…
( [id] => 726 [menutype] => zoomenu [title] => Weichtiere