| Titre : | Journal of Field Ornithology 86(3) - septembre 1, 2015 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Ivan Maggini, Auteur ;
Fadwa Hama, Auteur ;
David Robson, Auteur ;
Hamid Rguibi Idrissi, Auteur ;
Franz Bairlein, Auteur ;
Gabriel Gargallo, Auteur
Investigators studying the stopover ecology of migrating birds typically use the capture–recapture method to examine important parameters such as fuel deposition rates (FDR) and stopover duration. However, such studies can be constrained by the [...]
Article
Jared D. Wolfe, Auteur ;
Erik I. Johnson, Auteur
Prothonotary Warblers (Protonotaria citrea) are Nearctic-Neotropic migrants that have experienced declining populations over the past 50 yr. Determining their migration routes and wintering areas are critical steps in identifying habitats used b[...]
Article
Rebecca L. Holberton, Auteur ;
Steven L. Van Wilgenburg, Auteur ;
Adrienne J. Leppold, Auteur ;
Keith A. Hobson, Auteur
Declining numbers of Blackpoll Warblers (Setophaga striata) have been documented at long-term migration monitoring sites as well as in breeding areas. However, the “loop migration” of Blackpoll Warblers makes it difficult to ascribe population c[...]
Article
Amanda K. Hund, Auteur ;
Jessica T. Blair, Auteur ;
Frederick W. Hund, Auteur
Bird nests offer an ideal situation to manipulate ectoparasites and study how they impact hosts. Several methods are available to eliminate parasites from nests and each has its own suite of advantages and disadvantages. For example, recent toxi[...]
Article
Vladimir Dinets, Auteur ;
Peter Samaš, Auteur ;
Rebecca Croston, Auteur ;
Tomáš Grim, Auteur ;
Mark E. Hauber, Auteur
Three species of brood parasites are increasingly being recorded as transoceanic vagrants in the Northern Hemisphere, including two Cuculus cuckoos from Asia to North America and a Molothrus cowbird from North America to Eurasia. Vagrancy patter[...]
Article
Luke L. Powell, Auteur ;
Robert C. Dobbs, Auteur ;
Peter P. Marra, Auteur
Insectivorous birds may adjust their foraging strategies to exploit changes in resource distributions. Arthropod prey strongly influence habitat-specific persistence of long-distance migrant passerines in their wintering areas, and arthropods ar[...]
Article
Diego R. Méndez, Auteur ;
Rodrigo W. Soria-Auza, Auteur ;
F. Hernán Vargas, Auteur ;
Sebastian K. Herzog, Auteur
Andean Condors (Vultur gryphus) are a Near Threatened species that was formerly distributed along the entire length of the Andes from western Venezuela to Tierra del Fuego. Populations have been severely reduced north of Peru, but several thousa[...]
