Détail de l'auteur
Documents disponibles écrits par cet auteur (3)
Ajouter le résultat dans votre panier Affiner la recherche
Article
J. W. Hupp, Auteur ; G. A. Ruhl, Auteur ; J. M. Pearce, Auteur ; D. M. Mulcahy, Auteur ; M. A. Tomeo, AuteurWe examined whether surgically-implanted radio transmitters with percutaneous antennas affected behavior of Lesser Canada Geese (Branta canadensis parvipes) in Anchorage, Alaska. We implanted either a 26-g VHF radio transmitter or a larger VHF r[...]
Article
J. M. Pearce, Auteur ; J. A. Reed, Auteur ; P. L. Flint, AuteurMovement ecology and demographic parameters for the Common Merganser (Mergus merganser americanus) in North America are poorly known. We used band-recovery data from five locations across North America spanning the years 1938-1998 to examine mig[...]
Article
J. M. Pearce, Auteur ; K. S. Bollinger, AuteurSubspecies of Canada Geese (Branta canadensis) exhibit wide variation in body size across their range. To monitor harvest levels in the Pacific Flyway, biologists commonly use culmen length and plumage color to differentiate among subspecies on [...]
