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Documents disponibles écrits par cet auteur (10)
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Article
Elfego Cuevas, Auteur ; Carolina Orellana-Peñailillo, Auteur ; Esteban Botero-Delgadillo, Auteur ; Pamela Espíndola-Hernández, Auteur ; Rodrigo A. Vásquez, Auteur ; Veronica Quirici, AuteurLife-history theory predicts that hosts may adjust the costs of parasites by altering their reproductive effort. Haemosporidian parasites can affect the reproductive output of wild birds in multiple ways. Thorn-tailed Rayaditos Aphrastura spinic[...]
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Yanina Poblete, Auteur ; Esteban Botero-Delgadillo, Auteur ; Pamela Espíndola-Hernández, Auteur ; Rodrigo A. Vásquez, AuteurWithin-population variation in timing of breeding may be linked to a trade-off between the risks and benefits of breeding earlier. This trade-off may be mediated by individual risk-taking behaviour, but this needs to be assessed in detail in wil[...]
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Christian Olaciregui, Auteur ; Hugo Oliveros-Salas, Auteur ; Esteban Botero-Delgadillo, AuteurThe breeding biology of the Santa Marta Parakeet Pyrrhura viridicata is described based on the study of the population inhabiting the San Lorenzo Ridge, an Important Bird Area within the Sierra Nevada de Santa Marta, Colombia. We performed surve[...]
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Esteban Botero-Delgadillo, Auteur ; Daniela Serrano, Auteur ; Nicole Orellana, Auteur ; Yanina Poblete, Auteur ; Rodrigo A. Vásquez, AuteurEnvironmental adjustment is the most invoked explanation for intra-seasonal variation in bird nest morphology. However, time constraints may also be important, coming as a trade-off between the costs of nest building and the requirement to coinc[...]
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Esteban Botero-Delgadillo, Auteur ; Rodrigo A. Vásquez, AuteurABSTRACT We present descriptions of nest architecture, clutch size, nestling growth and nestling attendance for the Fire-eyed Diucon (Xolmis pyrope), based on nests found at the Fray Jorge National Park, Chile, at the northernmost part of its di[...]
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Esteban Botero-Delgadillo, Auteur ; Yanina Poblete, Auteur ; Rodrigo A. Vásquez, AuteurABSTRACT Interspecific competition among secondary cavity nesters can involve physical conflicts between individuals, which may lead to serious injuries or death. Here we report a case of aggression by a pair of Chilean Swallows (Tachycineta mey[...]
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Esteban Botero-Delgadillo, Auteur ; Nicholas Bayly, Auteur ; Camila Gómez, Auteur ; Paulo C. Pulgarin-R, Auteur ; Carlos Andres Paez, AuteurThe Santa Marta Foliage-gleaner Automolus rufipectus is one of 19 endemic bird species found in the Sierra Nevada de Santa Marta (SNSM) in northern Colombia but until recently it was considered a sub-species of the Ruddy Foliage-gleaner Automolu[...]
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Esteban Botero-Delgadillo, Auteur ; Carlos Andres Paez, Auteur ; Nicholas Bayly, AuteurThe criteria and categories of the IUCN red list can be applied to any taxonomic unit, including taxa below species level or non-formally described forms, but this is seldom practiced. Because conservation priorities largely focus on well-establ[...]
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Esteban Botero-Delgadillo, Auteur ; Nicholas J. Bayly, AuteurMorphology is commonly used as a predictor of ecological relationships among species when studying local assemblages of Neotropical birds. Nevertheless, most evidence supporting ecomorphological correspondence in birds comes from studies of comm[...]
Article
Esteban Botero-Delgadillo, Auteur ; Yanina Poblete, Auteur ; Rodrigo A. Vásquez, Auteur
