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Documents disponibles écrits par cet auteur (4)
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Article
David W. Bradley, Auteur ; Calum E. Ninnes, Auteur ; Sandra V. Valderrama, Auteur ; Joseph R. Waas, AuteurContext. Animal translocations are an important conservation tool; however, post-release dispersal can hinder successful population establishment. Playback of conspecific song attracts dispersing individuals in some species, although its applica[...]
Article
Jesus Gomez, Auteur ; Chantel I. Michelson, Auteur ; David W. Bradley, Auteur ; D. Ryan Norris, Auteur ; Lisha L. Berzins, Auteur ; Russell D. Dawson, Auteur ; Robert G. Clark, AuteurOur understanding of the annual life-cycle movements of small migratory birds has advanced rapidly with the advent of light-weight geographical positioning devices (i.e., geolocators), yet the effects of geolocators on reproduction and survival [...]
Article
David W. Bradley, Auteur ; Laura E. Molles, Auteur ; Sandra V. Valderrama, Auteur ; Sarah King, Auteur ; Joseph R. Waas, AuteurAnimal translocation success rate is generally low, with the causes of failure poorly understood without comprehensive and protracted monitoring. Here we examine the outcome of a translocation of endangered North Island kokako (Callaeas wilsoni)[...]
Article
David W. Bradley, Auteur ; Daniel J. Mennill, AuteurVocal communication in duetting and chorusing birds is a growing area of study in avian ecology, yet much remains unknown about temporal and population-level variation in these complex vocal signals. In this study, we describe the acoustic struc[...]
