Klara Judita PETRZELKOVA (1,2,3), Peter SAMAS (1), Dušan ROMPORTL (4), Eva NOSKOVA (1), Martin KVAC (2,5), Alex PIEL (6,7), Fiona Anne STEWART (6), Eddy KAMBALE SYALUHA (8), Anne LAUDISOIT (9), Matthew MCLENNAN (10), Vicent KIIZA (10), Nicholas MPANGA (10), Johnmary BARUZALIIRE (10), Edison MUGANYIZI (10), Johnson MPANGIRE (10), Isaac KUGONZA (10), John BUSINGE (10), Thierry AEBISCHER (11), Daniel SEMPEBWA (1,12,13), David ERYENYU (12), Caroline ASIIMWE (12,14), Fred BABWETEERA (12), Klaus ZUBERBUHLER (12), Josephine Nadezda MSINDAI (6), Nicole M. SIMMONS (15), Catherine HOBAITER (16,17), Thibaud GRUBER (17,18), Chie HASHIMOTO (19,20), Takeshi FURUICHI (19), Dennis BABAASA (21), Eva MARESOVA (1), Barbora CERVENA (1), Bethan MASON (1), Jakub KREISINGER (22), Barbora PAFCO (1), 1: Institute of Vertebrate Biology, Czech Academy of Sciences, Czech Republic;
2: Institute of Parasitology, Biology Centre, Czech Academy of Sciences, Czech Republic;
3: Liberec Zoo, Czech Republic;
4: Department of Physical Geography and Geoecology, Faculty of Science, Charles University, Czech Republic;
5: Faculty of Agriculture and Technology, University of South Bohemia, Czech Republic;
6: Dept. of Anthropology, University College London, UK;
7: Max Planck Institute for Evolutionary Anthropology, Germany;
8: Gorilla Doctors, MGVP, Inc., USA;
9: EVECO group, University of Antwerpen, Belgium;
10: Bulindi Chimpanzee and Community Project, Uganda;
11: AP-RCA_Chinko, Chinko Conservation Area, African Parks, Central African Republic;
12: Budongo Conservation Field Station, Uganda;
13: University of Veterinary Sciences Brno, Czech Republic;
14: Uganda Wildlife Authority;
15: Kyambura Chimpanzee Project, Makerere University, Uganda;
16: Wild Minds Lab, School of Psychology and Neuroscience, University of St Andrews, UK;
17: Bugoma Primate Conservation Project, Uganda;
18: Swiss Center for Affective Sciences and Faculty of Psychology and Educational Sciences, University of Geneva, Switzerland;
19: Wildlife Research Center, Kyoto University, Japan;
20: Center for Primate Field Studies, Kyoto University, Japan;
21: Institute of Tropical Forest Conservation, Mbarara University of Science and Technology, Uganda;
22: Department of Zoology, Faculty of Science, Charles University, Czech Republic