Funding for this research was provided by:
Biotechnology and Biological Sciences Research Council (BB/J016446/1)
H2020 European Research Council (AdG 666669)
Text and Data Mining valid from 2019-03-06
Received: 1 October 2018
Revised: 31 January 2019
Accepted: 28 February 2019
First Online: 6 March 2019
Compliance with ethical standards
: All authors declare that they have no conflicts of interest.
: All applicable international, national, and/or institutional guidelines for the care and use of animals were followed. Specifically our study adhered to the ASAB/ABS Guidelines for the Use of Animals in Research, and was approved by the Animal Welfare and Ethics Review Board at Newcastle University. It was completed under UK Home Office project licence (PPL 60/4073 and PPL 70/8089). Removal of starlings from the wild was approved by Natural England (licence number 20121066).