Are long-term trends in Bewick’s Swan Cygnus columbianus bewickii numbers driven by changes in winter food resources?

Has winter body condition varied with population size in a long-distance migrant, the Bewick’s Swan (Cygnus columbianus bewickii)?

(2018) Kevin A. Wood et al.   EUROPEAN JOURNAL OF WILDLIFE RESEARCH

Apparent survival of an Arctic-breeding migratory bird over 44 years of fluctuating population size

(2017) Kevin A. Wood et al.   IBIS

Inter-annual variability and long-term trends in breeding success in a declining population of migratory swans

(2016) Kevin A. Wood et al.   JOURNAL OF AVIAN BIOLOGY

A general and simple method for obtainingR2from generalized linear mixed-effects models

(2012) Shinichi Nakagawa et al.   Methods in Ecology and Evolution

smatr 3- an R package for estimation and inference about allometric lines

(2011) David I. Warton et al.   Methods in Ecology and Evolution

Model selection and model averaging in behavioural ecology: the utility of the IT-AIC framework

(2010) Shane A. Richards et al.   BEHAVIORAL ECOLOGY AND SOCIOBIOLOGY

Carry-over effects reveal reproductive costs in a long-distance migrant

(2010) Richard Inger et al.   JOURNAL OF ANIMAL ECOLOGY

Farmland birds and late winter food: does seed supply fail to meet demand?

(2008) GAVIN M. SIRIWARDENA et al.   IBIS