1. Max Planck Institute for Brain Research; Max-von-Laue-Straße 4, 60438 Frankfurt am Main Germany
2. Ernst Strüngmann Institute for Neuroscience; Deutschordenstraße 46, 60528 Frankfurt am Main Germany
3. Institute of Cellular and Molecular Anatomy, Dr. Senckenbergische Anatomie, Goethe University Frankfurt; Theodor-Stern-Kai 7, 60590 Frankfurt am Main Germany
4. Department Biology II; Ludwig-Maximilians University Munich; Großhaderner Straße 2-4, 82152 Martinsried-Planegg Germany
5. Institute of Zoology; University of Veterinary Medicine Hannover; Bünteweg 17, 30559 Hannover Germany
6. Département de Zoologie et Biodiversité Animale; Université d’Antananarivo; BP 906, Antananarivo 101 Madagascar
7. School of Veterinary Medicine; University of Wisconsin; 2015 Linden Drive Madison Wisconsin 53706
8. The Field Museum of Natural History; 1400 South Lake Shore Drive, Chicago Illinois 60605
9. Association Vahatra; BP 3972, Antananarivo 101 Madagascar
10. Behavioral Ecology and Sociobiology Unit, German Primate Center; Kellnerweg 4, 37077 Göttingen Germany
11. Johann-Friedrich-Blumenbach-Institute of Zoology and Anthropology; University Göttingen; Kellnerweg 6, 37077 Göttingen Germany