![The Onset of Spring and Timing of Migration in Two Arctic Nesting Goose Populations: The Pink-Footed Goose Anser bachyrhynchus and the Barnacle Goose Branta leucopsis]()
The Onset of Spring and Timing of Migration in Two Arctic Nesting Goose Populations: The Pink-Footed Goose Anser bachyrhynchus and the Barnacle Goose Branta leucopsisIngunn M. Tombre, Kjell A. Høgda, Jesper Madsen, Larry R. Griffin, Eckhart Kuijken, Paul Shimmings, Eileen Rees and Christine Verscheure · Journal of Avian Biology · 2008