Ammie K Kalan
Ammie K Kalan
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,✉,
Lars Kulik
Lars Kulik
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Mimi Arandjelovic
Mimi Arandjelovic
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Christophe Boesch
Christophe Boesch
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
2Wild Chimpanzee Foundation, 04103 Leipzig, Germany
1,2,
Fabian Haas
Fabian Haas
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Paula Dieguez
Paula Dieguez
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Christopher D Barratt
Christopher D Barratt
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
3German Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig, Leipzig, 04103 Germany
1,3,
Ekwoge E Abwe
Ekwoge E Abwe
4Ebo Forest Research Project, BP3055 Messa, Cameroon
5Institute for Conservation Research, San Diego Zoo Global, Escondido, CA 92027-7000 USA
4,5,
Anthony Agbor
Anthony Agbor
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Samuel Angedakin
Samuel Angedakin
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Floris Aubert
Floris Aubert
2Wild Chimpanzee Foundation, 04103 Leipzig, Germany
2,
Emmanuel Ayuk Ayimisin
Emmanuel Ayuk Ayimisin
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Emma Bailey
Emma Bailey
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Mattia Bessone
Mattia Bessone
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Gregory Brazzola
Gregory Brazzola
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Valentine Ebua Buh
Valentine Ebua Buh
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Rebecca Chancellor
Rebecca Chancellor
6West Chester University, Department of Psychology, West Chester, PA 19382 USA
7West Chester University, Department of Anthropology and Sociology, West Chester, PA 19382 USA
6,7,
Heather Cohen
Heather Cohen
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Charlotte Coupland
Charlotte Coupland
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Bryan Curran
Bryan Curran
8Wildlife Conservation Society, New York, NY 10460 USA
8,
Emmanuel Danquah
Emmanuel Danquah
9Department of Wildlife and Range Management, Faculty of Renewable Natural Resources, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana
9,
Tobias Deschner
Tobias Deschner
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Dervla Dowd
Dervla Dowd
2Wild Chimpanzee Foundation, 04103 Leipzig, Germany
2,
Manasseh Eno-Nku
Manasseh Eno-Nku
10WWF Cameroon Country Programme Office, BP 6776 Yaoundé, Cameroon
10,
J Michael Fay
J Michael Fay
11Wonga-Wongue Reserve, Libreville, Gabon
11,
Annemarie Goedmakers
Annemarie Goedmakers
12Chimbo Foundation, 1011 PW Amsterdam, Netherlands
12,
Anne-Céline Granjon
Anne-Céline Granjon
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Josephine Head
Josephine Head
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Daniela Hedwig
Daniela Hedwig
13Elephant Listening Project, Bioacoustics Research Program, Cornell Lab of Ornithology, Cornell University, Ithaca, NY 14850 USA
13,
Veerle Hermans
Veerle Hermans
14KMDA, Centre for Research and Conservation, Royal Zoological Society of Antwerp, B-2018 Antwerp, Belgium
14,
Kathryn J Jeffery
Kathryn J Jeffery
15School of Natural Sciences, University of Stirling, Stirling, UK
16Agence National des Parcs Nationaux, BP20379 Libreville, Gabon
15,16,
Sorrel Jones
Sorrel Jones
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Jessica Junker
Jessica Junker
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
3German Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig, Leipzig, 04103 Germany
1,3,
Parag Kadam
Parag Kadam
17University of Cambridge, Cambridge, UK CB2 3QG
17,
Mohamed Kambi
Mohamed Kambi
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Ivonne Kienast
Ivonne Kienast
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Deo Kujirakwinja
Deo Kujirakwinja
8Wildlife Conservation Society, New York, NY 10460 USA
8,
Kevin E Langergraber
Kevin E Langergraber
18School of Human Evolution and Social Change & Institute of Human Origins, Arizona State University, Tempe, AZ 85287 USA
18,
Juan Lapuente
Juan Lapuente
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
19Comoé Chimpanzee Conservation Project, Würzburg, Germany
1,19,
Bradley Larson
Bradley Larson
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Kevin C Lee
Kevin C Lee
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
18School of Human Evolution and Social Change & Institute of Human Origins, Arizona State University, Tempe, AZ 85287 USA
1,18,
Vera Leinert
Vera Leinert
2Wild Chimpanzee Foundation, 04103 Leipzig, Germany
2,
Manuel Llana
Manuel Llana
20Jane Goodall Institute Spain and Senegal, Dindefelo Biological Station, Dindefelo, Kedougou Senegal
20,
Sergio Marrocoli
Sergio Marrocoli
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Amelia C Meier
Amelia C Meier
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Bethan Morgan
Bethan Morgan
4Ebo Forest Research Project, BP3055 Messa, Cameroon
5Institute for Conservation Research, San Diego Zoo Global, Escondido, CA 92027-7000 USA
15School of Natural Sciences, University of Stirling, Stirling, UK
4,5,15,
David Morgan
David Morgan
21Lester E. Fisher Center for the Study and Conservation of Apes, Lincoln Park Zoo, Chicago, IL 60614 USA
22Wildlife Conservation Society, Congo Program, B.P. 14537 Brazzaville, Republic of Congo
21,22,
Emily Neil
Emily Neil
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
23Born Free Foundation, Broadlands Business Campus, Horsham, RH12 4QP UK
1,23,
Sonia Nicholl
Sonia Nicholl
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Emmanuelle Normand
Emmanuelle Normand
2Wild Chimpanzee Foundation, 04103 Leipzig, Germany
2,
Lucy Jayne Ormsby
Lucy Jayne Ormsby
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Liliana Pacheco
Liliana Pacheco
20Jane Goodall Institute Spain and Senegal, Dindefelo Biological Station, Dindefelo, Kedougou Senegal
20,
Alex Piel
Alex Piel
24School of Natural Sciences and Psychology, Liverpool John Moores University, James Parsons Building, Liverpool, L3 3AF UK
25University College London, Department of Anthropology, London, WC1H 0BW UK
24,25,
Jodie Preece
Jodie Preece
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Martha M Robbins
Martha M Robbins
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Aaron Rundus
Aaron Rundus
6West Chester University, Department of Psychology, West Chester, PA 19382 USA
6,
Crickette Sanz
Crickette Sanz
22Wildlife Conservation Society, Congo Program, B.P. 14537 Brazzaville, Republic of Congo
26Washington University in Saint Louis, Department of Anthropology, St. Louis, MO 63130 USA
27Kyoto University Institute for Advanced Study, Kyoto University, Yoshida-Ushinomiya-cho, Sakyo-Ku, Kyoto, 606-8501 Japan
22,26,27,
Volker Sommer
Volker Sommer
25University College London, Department of Anthropology, London, WC1H 0BW UK
28Gashaka Primate Project, Serti, Taraba, Nigeria
25,28,
Fiona Stewart
Fiona Stewart
24School of Natural Sciences and Psychology, Liverpool John Moores University, James Parsons Building, Liverpool, L3 3AF UK
24,
Nikki Tagg
Nikki Tagg
14KMDA, Centre for Research and Conservation, Royal Zoological Society of Antwerp, B-2018 Antwerp, Belgium
23Born Free Foundation, Broadlands Business Campus, Horsham, RH12 4QP UK
14,23,
Claudio Tennie
Claudio Tennie
29Department for Early Prehistory and Quaternary Ecology, University of Tübingen, 72070 Tübingen, Germany
29,
Virginie Vergnes
Virginie Vergnes
2Wild Chimpanzee Foundation, 04103 Leipzig, Germany
2,
Adam Welsh
Adam Welsh
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Erin G Wessling
Erin G Wessling
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
30Department of Human Evolutionary Biology, Harvard University, Cambridge, MA 02138 USA
1,30,
Jacob Willie
Jacob Willie
14KMDA, Centre for Research and Conservation, Royal Zoological Society of Antwerp, B-2018 Antwerp, Belgium
14,
Roman M Wittig
Roman M Wittig
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
31Taï Chimpanzee Project, CSRS, Abidjan, Côte d’Ivoire
1,31,
Yisa Ginath Yuh
Yisa Ginath Yuh
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
1,
Klaus Zuberbühler
Klaus Zuberbühler
32Université de Neuchâtel, Institut de Biologie, 2000 Neuchâtel, Switzerland
33School of Psychology and Neuroscience, University of St Andrews, St Andrews, UK
32,33,
Hjalmar S Kühl
Hjalmar S Kühl
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
3German Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig, Leipzig, 04103 Germany
1,3
1Max Planck Institute for Evolutionary Anthropology, 04103 Leipzig, Germany
2Wild Chimpanzee Foundation, 04103 Leipzig, Germany
3German Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig, Leipzig, 04103 Germany
4Ebo Forest Research Project, BP3055 Messa, Cameroon
5Institute for Conservation Research, San Diego Zoo Global, Escondido, CA 92027-7000 USA
6West Chester University, Department of Psychology, West Chester, PA 19382 USA
7West Chester University, Department of Anthropology and Sociology, West Chester, PA 19382 USA
8Wildlife Conservation Society, New York, NY 10460 USA
9Department of Wildlife and Range Management, Faculty of Renewable Natural Resources, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana
10WWF Cameroon Country Programme Office, BP 6776 Yaoundé, Cameroon
11Wonga-Wongue Reserve, Libreville, Gabon
12Chimbo Foundation, 1011 PW Amsterdam, Netherlands
13Elephant Listening Project, Bioacoustics Research Program, Cornell Lab of Ornithology, Cornell University, Ithaca, NY 14850 USA
14KMDA, Centre for Research and Conservation, Royal Zoological Society of Antwerp, B-2018 Antwerp, Belgium
15School of Natural Sciences, University of Stirling, Stirling, UK
16Agence National des Parcs Nationaux, BP20379 Libreville, Gabon
17University of Cambridge, Cambridge, UK CB2 3QG
18School of Human Evolution and Social Change & Institute of Human Origins, Arizona State University, Tempe, AZ 85287 USA
19Comoé Chimpanzee Conservation Project, Würzburg, Germany
20Jane Goodall Institute Spain and Senegal, Dindefelo Biological Station, Dindefelo, Kedougou Senegal
21Lester E. Fisher Center for the Study and Conservation of Apes, Lincoln Park Zoo, Chicago, IL 60614 USA
22Wildlife Conservation Society, Congo Program, B.P. 14537 Brazzaville, Republic of Congo
23Born Free Foundation, Broadlands Business Campus, Horsham, RH12 4QP UK
24School of Natural Sciences and Psychology, Liverpool John Moores University, James Parsons Building, Liverpool, L3 3AF UK
25University College London, Department of Anthropology, London, WC1H 0BW UK
26Washington University in Saint Louis, Department of Anthropology, St. Louis, MO 63130 USA
27Kyoto University Institute for Advanced Study, Kyoto University, Yoshida-Ushinomiya-cho, Sakyo-Ku, Kyoto, 606-8501 Japan
28Gashaka Primate Project, Serti, Taraba, Nigeria
29Department for Early Prehistory and Quaternary Ecology, University of Tübingen, 72070 Tübingen, Germany
30Department of Human Evolutionary Biology, Harvard University, Cambridge, MA 02138 USA
31Taï Chimpanzee Project, CSRS, Abidjan, Côte d’Ivoire
32Université de Neuchâtel, Institut de Biologie, 2000 Neuchâtel, Switzerland
33School of Psychology and Neuroscience, University of St Andrews, St Andrews, UK
© The Author(s) 2021
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