European Association of Zoos and Aquaria, Amsterdam, Netherlands
IUCN SSC, Gland, Switzerland
Species360, Minneapolis, United States of America
University of Southern Denmark, Odense, Denmark
Vogelpark Marlow gGmbH, Marlow, Germany
Zoologischer Garten Rostock gGmbH, Rostock, Germany
https://www.silentforest.eu/