Zobrazeno 1 - 10
of 163
pro vyhledávání: '"Keith L. Bildstein"'
Publikováno v:
Movement Ecology, Vol 9, Iss 1, Pp 1-9 (2021)
Abstract Background Migrating birds experience weather conditions that change with time, which affect their decision to stop or resume migration. Soaring migrants are especially sensitive to changing weather conditions because they rely on the availa
Externí odkaz:
https://doaj.org/article/8fc9390840814a42a29615f011d24a43
Autor:
Sergio A. Lambertucci, Antoni Margalida, Karina L. Speziale, Arjun Amar, Fernando Ballejo, Keith L. Bildstein, Guillermo Blanco, André J. Botha, Christopher G.R. Bowden, Ainara Cortés‐Avizanda, Olivier Duriez, Rhys E. Green, Fernando Hiraldo, Darcy Ogada, Pablo Plaza, José A. Sánchez‐Zapata, Andrea Santangeli, Nuria Selva, Orr Spiegel, José A. Donázar
Publikováno v:
Conservation Science and Practice, Vol 3, Iss 6, Pp n/a-n/a (2021)
Abstract Vultures and condors are among the most threatened avian species in the world due to the impacts of human activities. Negative perceptions can contribute to these threats as some vulture species have been historically blamed for killing live
Externí odkaz:
https://doaj.org/article/734921a72e714019a7fc9dfe0bf8e815
Autor:
Katie J. Harrington, Suzan Pole-Evans, Micky Reeves, Marc Bechard, Melissa Bobowski, David R. Barber, Kalinka Rexer-Huber, Nicolas Lecomte, Keith L. Bildstein
Publikováno v:
Movement Ecology, Vol 6, Iss 1, Pp 1-9 (2018)
Abstract Background The extent to which seasonal changes in food availability affect small-scale movements in free-ranging populations of birds of prey is relatively little studied. Here we describe a seasonal “micro-migration” of a farm-island p
Externí odkaz:
https://doaj.org/article/90c64707b79e4c869775624088d10117
Autor:
Keith L. Bildstein
In Vultures of the World, Keith L. Bildstein provides an engaging look at vultures and condors, seeking to help us understand these widely recognized but underappreciated birds. Bildstein's latest work is an inspirational and long overdue blend of al
Autor:
Keith L. Bildstein
Raptors are formally classified into five families and include birds—such as eagles, ospreys, kites, true hawks, buzzards, harriers, vultures, and falcons—that are familiar and recognized by many observers. These diurnal birds of prey are found o
Autor:
Mawdo Jallow, Momodou L Dibba, Fagimba Camara, David R Barber, Keith L Bildstein, Lindy J Thompson
Publikováno v:
Ostrich. 93:248-256
Publikováno v:
Ostrich. 92:124-132
In 2013, we satellite-tracked four juvenile Levant Sparrowhawks Accipiter brevipes from their nests in southern Armenia. Mean departure date from summering areas was 30 August. During autumn, birds...
Publikováno v:
Vulture News. 78:18-26
No abstract.
Publikováno v:
African Journal of Ecology. 59:510-517
Admission records of rescued birds are an important source of information for tracking the prevalence of human‐related threats to wildlife. In this study, we used admission records from January 2015 to December 2016 to review the causes for raptor
Autor:
Todd E. Katzner, Keith L. Bildstein, Patricia Kaye T. Dumandan, Laurie J. Goodrich, Andrii Zaiats, T. Trevor Caughlin
Publikováno v:
Global Ecology and Biogeography. 30:640-650