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Article
B. C. Fedy, Auteur ; D. R. Norris, Auteur ; B. J. M. Stutchbury, AuteurMales of socially monogamous species may benefit from using behavioral tactics to ensure their paternity of the young produced by their social mates. We tested whether male Hooded Warblers (Wilsonia citrina) use mate guarding and high song outpu[...]
Article
B. J. M. Stutchbury, Auteur ; T. E. Pitcher, Auteur ; D. R. Norris, Auteur ; E. M. Tuttle, Auteur ; R. A. Gonser, AuteurHooded warbler Wilsonia citrina males vary greatly in the frequency and duration of their off-territory forays in search of extra-pair copulations. We used radiotracking and microsatellite parentage analysis in high and low density populations t[...]
Article
T. I. Imlay, Auteur ; J. F. Crowley, Auteur ; A. M. Argue, Auteur ; J. C. Steiner, Auteur ; D. R. Norris, Auteur ; B. J. M. Stutchbury, AuteurAvian captive breeding programs pose a particular challenge with migratory birds due to natal dispersal and high mortality during migration. In Canada a captive breeding program for the eastern loggerhead shrike (Lanius ludovicianus migrans) has[...]
Article
D. R. Norris, Auteur ; P. P. Marra, Auteur ; T. K. Kyser, Auteur ; L. M. Ratcliffe, AuteurThe successful use of stable isotopes to track migratory animals between different seasons of the annual cycle depends, in part, on the turnover rate of isotopes in sample tissue. We examined whether stable-carbon isotopes in the blood of a long[...]
