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Documents disponibles écrits par cet auteur (12)
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Tiberio C. Monterrubio-Rico, Auteur ; Juan F. Charre Medellín, Auteur ; Esmar O. Guzmán-Díaz, Auteur ; Donald J. Brightsmith, Auteur
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Simon Kiacz, Auteur ; Clifford E. Shackelford, Auteur ; Anthony K. Henehan, Auteur ; Donald J. Brightsmith, AuteurNewly established populations of endangered species can help mitigate declines elsewhere and can be a valuable genetic reservoir. When these populations are located within anthropogenic habitats, they may also help mitigate the potential biodive[...]
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Donald J. Brightsmith, Auteur ; Elizabeth A. Hobson, Auteur ; Gustavo Martinez, AuteurDans Ibis (160(1) 2018)Geophagy, the consumption of soil, is common in many species, but the drivers of geophagy are not well understood. The best-studied example of avian geophagy is the parrots of the western Amazon Basin, but even here, there is debate over what dr[...]
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Katherine Renton, Auteur ; Donald J. Brightsmith, AuteurCompetition for nest sites by sympatric species can lead to resource partitioning among species. We examined the partitioning of cavity resources by Red-and-green Macaws (Ara chloropterus), Blue-and-yellow Macaws (A. ararauna), and Scarlet Macaw[...]
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Joseph A. Tobias, Auteur ; Donald J. Brightsmith, AuteurUntil recently thought to be secure (i.e. Least Concern), the Blue-headed Macaw is now classified as Endangered in the IUCN Red List, based on an apparent decline and a population estimate of
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Donald J. Brightsmith, Auteur ; Amanda Stronza, Auteur ; Kurt Holle, AuteurFunding for basic conservation research is chronically lacking. The potential for ecotourism to fund conservation research exists, but has been little explored. One branch of ecotourism with funding potential is volunteer tourism, where conserva[...]
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Greg D. Matuzak, Auteur ; M. Bernadette Bezy, Auteur ; Donald J. Brightsmith, Auteur
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Donald J. Brightsmith, Auteur ; Ethel M. Villalobos, Auteur
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Juan Cornejo, Auteur ; Ryan Taylor, Auteur ; Thomas Sliffe, Auteur ; Christopher A. Bailey, Auteur ; Donald J. Brightsmith, AuteurContext. It is difficult to determine with accuracy the nutrition of bird diets through observation and analysis of dietary items. Collection of the ingested material from the birds provides an alternative but it is often limited by the small si[...]
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Thomas H. White, Auteur ; Nigel J. Collar, Auteur ; Ron J. Moorhouse, Auteur ; Virginia Sanz, Auteur ; Eric D. Stolen, Auteur ; Donald J. Brightsmith, AuteurWith 28% of the 350 species of parrots considered threatened, numerous conservation efforts have been initiated for these species. Among these, the restoration or establishment of new populations has increasingly relied on reintroductions as a c[...]
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Thomas H. White, Auteur ; Nigel J. Collar, Auteur ; Ron J. Moorhouse, Auteur ; Virginia Sanz, Auteur ; Eric D. Stolen, Auteur ; Donald J. Brightsmith, Auteur
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Greg D. Matuzak, Auteur ; Donald J. Brightsmith, AuteurMany parrot populations are threatened with extinction due to habitat loss and collection for the pet trade. The loss of nest trees and chick poaching can drastically reduce reproductive success. However, due to the long life span of many parrot[...]
