| Titre : | Journal of Field Ornithology 81(2) - JUN 2010 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Sarah B. Douglas, Auteur ;
Daniel J. Mennill, Auteur
Playback experiments involve the broadcast of natural or synthetic sound stimuli and provide a powerful tool for studying acoustic communication in birds. Playback is a valuable technique for exploring vocal duetting behavior because it allows i[...]
Article
Lindsey A. Walters, Auteur ;
Thomas Getty, Auteur
Recent work suggests that avian egg color could be a sexually selected signal to males that provides information about female condition, female genetic quality, or maternal investment in eggs. Theory predicts that egg color should influence male[...]
Article
Determining woodpecker diversity in the sub-Himalayan forests of northern India using call playbacks
Raman Kumar, Auteur ;
Pratap Singh, Auteur
Tropical forests have exceptional woodpecker diversity, but little is known about the abundance and diversity of woodpeckers in the Indian subcontinent, particularly for the Shorea robusta-dominated moist deciduous forests of northern India. Our[...]
Article
Estimating carcass persistence and scavenging bias in a human-influenced landscape in western Alaska
Paul L. Flint, Auteur ;
Ellen W. Lance, Auteur ;
Kristine M. Sowl, Auteur ;
Tyrone F. Donnelly, Auteur
We examined variation in persistence rates of waterfowl carcasses placed along a series of transects in tundra habitats in western Alaska. This study was designed to assess the effects of existing tower structures and was replicated with separat[...]
Article
P. Dee Boersma, Auteur ;
Ginger A. Rebstock, Auteur
Banding penguins is controversial because bands can alter the survival, reproduction, and behavior of marked individuals. The effects of bands are not consistent among band types and, although stainless steel is thought to be better than other m[...]
Article
Jared D. Wolfe, Auteur ;
Thomas B. Ryder, Auteur ;
Peter Pyle, Auteur
Accurately differentiating age classes is essential for the long-term monitoring of resident New World tropical bird species. Molt and plumage criteria have long been used to accurately age temperate birds, but application of temperate age-class[...]
Article
M. David Luneau, Auteur ;
Brandon L. Noel, Auteur
Investigators have used a variety of methods to inspect nest cavities, including wireless batterypowered video cameras mounted on telescoping poles. Using such a monitoring system to inspect cavities located well above ground can be difficult be[...]
Article
Xin Lu, Auteur ;
Tonglei Yu, Auteur ;
Wei Liang, Auteur ;
Canchao Yang, Auteur
Colder, unpredictable climates, and reduced food availability at high altitudes impose strong selective pressures that have driven the evolution of avian life histories. To fully understand this issue, data concerning the comparative demography [...]
Article
Reut Berger-Tal, Auteur ;
Oded Berger-Tal, Auteur ;
Kat Munro, Auteur
Grey Fantails (Rhipidura albiscapa), a common Australian flycatcher, commonly desert their nests before egg-laying. We tested the hypothesis that Grey Fantails desert incomplete nests in response to the attention of predators by placing a mounte[...]
Article
Laura M. Palasz, Auteur ;
Matthew E. Brooks, Auteur ;
Philip C. Stouffer, Auteur
Wintering Henslow's Sparrows (Ammodramus henslowii) are generally associated with open grasslands. Results of small-scale, regionally specific studies have not revealed larger-scale abundance patterns, but they have shown regional differences in[...]
Article
Jennifer R. Smith-Castro, Auteur ;
Amanda D. Rodewald, Auteur
The presence of recreational trails can impact breeding birds either indirectly by altering habitat or the movement patterns of predators or directly if the presence of humans disturbs birds. We examined the behavioral responses of nesting femal[...]
