About the Authors

Petra Sumasgutner

Roles Conceptualization, Formal analysis, Funding acquisition, Investigation, Methodology, Visualization, Writing – original draft

petra.sumasgutner@univie.ac.at

Affiliations FitzPatrick Institute of African Ornithology (FIAO), DST-NRF Centre of Excellence, University of Cape Town, Cape Town, South Africa, Statistics in Ecology, Evolution and Conservation (SEEC), Department of Statistical Sciences, University of Cape Town, Cape Town, South Africa, Konrad Lorenz Research Centre (KLF), Core Facility for Behaviour and Cognition, University of Vienna, Grünau/Almtal, Austria

Andrew Jenkins

Roles Conceptualization, Data curation, Funding acquisition, Investigation, Methodology, Project administration, Resources, Writing – review & editing

Affiliations FitzPatrick Institute of African Ornithology (FIAO), DST-NRF Centre of Excellence, University of Cape Town, Cape Town, South Africa, Statistics in Ecology, Evolution and Conservation (SEEC), Department of Statistical Sciences, University of Cape Town, Cape Town, South Africa

Arjun Amar

Roles Conceptualization, Funding acquisition, Supervision, Writing – review & editing

Affiliation FitzPatrick Institute of African Ornithology (FIAO), DST-NRF Centre of Excellence, University of Cape Town, Cape Town, South Africa

Res Altwegg

Roles Conceptualization, Funding acquisition, Methodology, Supervision, Writing – review & editing

Affiliation Statistics in Ecology, Evolution and Conservation (SEEC), Department of Statistical Sciences, University of Cape Town, Cape Town, South Africa

Competing Interests

The authors declare they have no competing interests which could alter our adherence to PLOS ONE policies on sharing data and materials.