| Titre : | Wilson Journal of Ornithology (The) 129(4) - December, 2017 |
| Type de document : | Bulletin |
| Paru le : | 01/12/2017 |
Dépouillements
Article
Wesley Homoya, Auteur ;
Jonathan W. Moore, Auteur ;
Patrick J. Ruhl, Auteur ;
John B. Dunning, Auteur
The American Golden-Plover (Pluvialis dominica), a species of conservation concern, uses large agricultural fields during its spring passage through the mid-western United States. In west-central Indiana, large numbers of golden-plovers make a s[...]
Article
Navjeevan Dadwal, Auteur ;
Dinesh Bhatt, Auteur ;
Amar Singh, Auteur
We investigated singing patterns of Pied Bush Chats across years and nesting cycles. We recorded the seasonal singing activity of 25 males in their natural habitats in Haridwar, Himalayan foothills, India for three consecutive years. The vocal p[...]
Article
The use of song by wood-warblers (Parulidae) with multiple song types has received little attention during migration. On the breeding area, the two song types serve to attract mates and defend territory, but the function(s) during migration, if [...]
Article
Navjeevan Dadwal, Auteur ;
Dinesh Bhatt, Auteur
We studied the relationship between song repertoire size, territorial behavior, and nesting success in Pied Bush Chat (Saxicola caprata) in Haridwar (Himalayan foothills), India for three consecutive years (2013?2015). Our findings indicate song[...]
Article
Nicholas M. Anich, Auteur ;
Thomas J. Benson, Auteur ;
John A. Gerwin, Auteur ;
Neil A. Chartier, Auteur ;
Bryan M. Reiley, Auteur ;
Jeremy L. Everitts, Auteur ;
James C. Bednarz, Auteur ;
Sharna F. Tolfree, Auteur
Understanding natal dispersal and rates of philopatry can help provide minimum estimates of juvenile survival, a vital demographic parameter for which little information is available. However, despite the large number of hatch-year migratory bir[...]
Article
Brian C. Weeks, Auteur ;
Jared Diamond, Auteur ;
Paul R. Sweet, Auteur ;
Catherine Smith, Auteur ;
Gerald Scoville, Auteur ;
Teu Zinghite, Auteur ;
Christopher E. Filardi, Auteur
We report new observational and specimen data on the avifauna of Kolombangara, Western Province, Solomon Islands. These data, collected from 3?9 October 1974 and 13?21 May 2004, and supplemented with more recent observations, represent the first[...]
Article
Julianna M. A. Jenkins, Auteur ;
Mikenzie Hart, Auteur ;
Lori S. Eggert, Auteur ;
John Faaborg, Auteur
Understanding sex-specific differences in behavior and survival is essential for informative population modeling and evolutionary biology in animal populations. Uneven sex ratios are common in many migrant passerine species; however, the underly[...]
Article
The Atlantic Lesser Frigatebird (Fregata trinitatis) is elevated to a separate species from Fregata ariel of the Indo-Pacific based on plumage differences and greater robustness of the rostrum and wing bones. The species now occurs only on the r[...]
Article
Robert J. Spaul, Auteur ;
Julie A. Heath, Auteur
Disturbance because of human activity, including recreation on wildlands, can affect bird behavior which in turn can reduce breeding success, an important consideration for species of management concern. We observed Golden Eagles (Aquila chrysae[...]
Article
Juliana Sandoval-H, Auteur ;
Guillermo A. Chinome, Auteur ;
Gustavo A. Londoño, Auteur
Historically, the genus Schiffornis has been placed in different families; currently, it is placed within the Tityridae family. Our study focuses on Schiffornis stenorhyncha, recently split from Schiffornis turdina. S. stenorhyncha inhabits lowl[...]
Article
Jenna M. McCullough, Auteur ;
Gustavo A. Londoño, Auteur
There is limited information on the breeding biology of members of the speciose genus Hemitriccus (Aves: Tyrannidae), published nest descriptions exist for only six of the 22 species. The Black-throated Tody-Tyrant (Hemitriccus granadensis) is o[...]
Article
Mario A. Loaiza-Muñoz, Auteur ;
Wendy A. Valencia-Montoya, Auteur ;
Gustavo A. Londoño, Auteur
The genus Hylophilus sensu lato was recently recognized as polyphyletic and split in to several genera, including the monotypic genus Tunchiornis. We describe in detail the nesting features of T. ochraceiceps that could provide additional eviden[...]
Article
Adriana Caicedo, Auteur ;
Gustavo A. Londoño, Auteur
Information on reproductive biology is limited for many tropical birds, despite the importance of these data in areas such as ecology, taxonomy, and conservation. Hafferia zeledoni belongs to the Thamnophilidae family and was only recently eleva[...]
Article
K. Nicole White, Auteur ;
Tracey D. Tuberville, Auteur
The United States Department of Defense (DoD) has a dual mission of maintaining military readiness and stewardship of its natural resources. The DoD invests more than $334 million on land and species management on their properties, which support[...]
Article
Theodore J. Zenzal, Auteur ;
Emily J. Lain, Auteur ;
J. Michael Sellers, Auteur
Organisms with limited motility may use animal transport as a mechanism for dispersal. Migratory birds can provide a vehicle to move small organisms great distances, which may allow them access to areas that are otherwise inaccessible. During no[...]
Article
MILENE G. Gaiotti, Auteur ;
Wilmara Mascarenhas, Auteur ;
Regina H. Macedo, Auteur
Diet studies provide information about a species' ecology, evolution, and behavior. The Araripe Manakin (Antilophia bokermanni) is a critically endangered, endemic, and sexually dichromatic species from northeastern Brazil. Little is known about[...]
Article
Ulises Balza, Auteur ;
Nicolás A. Lois, Auteur ;
Andrea Raya Rey, Auteur
The Striated Caracara (Phalcoboenus australis) is a poorly known raptor associated with seabird colonies, restricted to the islands of southern South America, and with an estimated extant population of
Article
Fernando González-García, Auteur ;
Eduardo Santana-C., Auteur ;
Pedro D. Jordano Barbudo, Auteur ;
Victor Rico-Gray, Auteur ;
Vicente Urios Moliner, Auteur
=The Horned Guan (Oreophasis derbianus) is endemic to humid montane forests of southern Mexico and Guatemala. This species is considered endangered because of their small populations, the loss and fragmentation of habitat, illegal trade, and ove[...]
Article
Marcelo de Andréa Segall, Auteur ;
Luiz Pedreira Gonzaga, Auteur ;
Paulo Cesar Paiva, Auteur
Male birds of prey are usually smaller than females, known as ?Reverse Size Dimorphism? (RSD). We quantified sexual size dimorphism in species that occur in Brazil, and suggest a bootstrap-based approach that allows an estimate of confidence int[...]
Article
Auriel M.V. Fournier, Auteur ;
Doreen C. Mengel, Auteur ;
Edward E. Gbur, Auteur ;
David G. Krementz, Auteur
Monitoring and conserving waterbirds, including Sora (Porzana carolina), in Missouri, is constrained by the lack of information on migration phenology. We performed nocturnal distance sampling surveys by ATV across 11 state and federal managed w[...]
Article
Muir D. Eaton, Auteur ;
Robert E. Wilson, Auteur ;
Spencer Elmer, Auteur ;
Brian Parker, Auteur
North American geese (Anserini) are largely herbivorous, yet exploration and exploitation of a variety of food sources is well known. Utilization of a novel food source can be limited by many factors, including, but not limited to, general morph[...]
Article
Kelsi L. Hunt, Auteur ;
James D. Fraser, Auteur ;
Sarah M. Karpanty, Auteur ;
Daniel H. Catlin, Auteur
Habitat quality can have a profound effect on the condition and fitness of individual birds and on population demography. We investigated the effects of habitat metrics (invertebrate abundance and habitat type) on the condition (egg mass, adult [...]
