Point of no return – absence of returning birds in the otherwise philopatric willow warbler Phylloscopus trochilus

• Published in: Journal of Avian Biology
• Main Authors: Hedlund, Johanna S. U., Sjösten, Frida, Sokolovskis, Kristaps, Jakobsson, Sven
• Format: Article in Journal/Newspaper
• Language: English
• Published: Wiley 2017
• Subjects: Animal Science and Zoology; Ecology, Evolution, Behavior and Systematics; Abisko; Northern Sweden
• Online Access: http://dx.doi.org/10.1111/jav.00973; https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1111%2Fjav.00973; https://onlinelibrary.wiley.com/doi/pdf/10.1111/jav.00973

The return of individual birds to a specific area in successional years, i.e. philopatry, is a remarkable behavioural trait. Here we report on the remarkably reversed: the complete absence of returning individuals of a migratory passerine with otherwise pronounced philopatry. At a high latitude stud...