Interannual variation and long-term trends in proportions of resident individuals in partially migratory birds - Meller, Kalle; Vähätalo, Anssi V.; Hokkanen, Tatu; Rintala, Jukka; Piha, Markus; Lehikoinen, Aleksi (Wiley Blackwell, 2016)
Keywords: animal movement; bird feeding; density-dependent strategy; fluctuating food availability; non-breeding habitat quality; range shift; wintering area; climate change