Funding for this research was provided by:
Association of Field Ornithologists (E. Alexander Bergstrom Memorial Research Award)
Neotropical Ornithological Society (François Vuilleumier Fund)
Universidad de los Andes (Beca Proyecto Semilla of the Facultad de Ciencias (Convocatorias 2017-1 and 2019-1))
Programa Doctoral Becas Colciencias (Convocatoria 647)
Animal Behaviour Society (Animal Behaviour Society Developing Nations Award)
Received: 9 November 2020
Revised: 5 January 2021
Accepted: 11 January 2021
First Online: 25 January 2021
Compliance with ethical standards
: The authors have no conflict of interest.
: Field collecting techniques and experiments conducted in this research are approved by the Comité Institucional para el Cuidado y Uso de los Animales de Laboratorio CICUAL-UNIANDES. Mist-netting, banding and collection of specimens were authorized by the Autoridad Nacional de Licencias Ambientales of Colombia through the Permiso Marco de Recolección de Especímenes granted to the Universidad de los Andes (decretos 1177 de 2014 and 1386 de 2015). This research followed all ASAB/ABS guidelines for the treatment of animals in research as well as all applicable international, national, and/or institutional guidelines for the care and use of animals.