| Titre : | Journal of Field Ornithology 73(3) - SUM 2002 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
E. Bonaccorso, Auteur ;
G. R. Barreto, Auteur
The Venezuelan Wood-Quail (Odontophorus columbianus) is an endemic species of Venezuela that dwells in the humid forests of the northern coastal mountain range and southeastern Andes. Its biology, ecology and conservation status are poorly known[...]
Article
M. A. Thil, Auteur ;
R. Groscolas, Auteur
The use of an injectable combination of tiletamine-zolazepam to immobilize King Penguins (Aptenodytes patagonicus) in the field was tested in non-incubating and incubating adults and in chicks. We also compared the behavioral and physiological r[...]
Article
T. L. DeVault, Auteur ;
P. E. Scott, Auteur ;
R. A. Bajema, Auteur ;
S. L. Lima, Auteur
We studied the breeding bird communities of 19 reclaimed surface coal-mine grasslands in southwestern Indiana in 1997-1998, using roadside point counts and off-road transects. The mine grasslands in this study were large, ranging from 110 to 318[...]
Article
A. E. Jahn, Auteur ;
S. E. Davis, Auteur ;
A. M. S. Zankys, Auteur
Austral migrant birds were banded during austral fall (March-April) and spring (October-November) in the Chaco of Santa Cruz, Bolivia. The Tyrannidae was the most common family captured in terms of number of species and total individuals. The di[...]
Article
Y. Turcotte, Auteur ;
A. Desrochers, Auteur
Considerable attention has been devoted to the technical aspects of terrestrial bird surveys during the breeding season. However, there is relatively little information specifically addressing the methodology of bird surveys at other times of th[...]
Article
I. A. Bisson, Auteur ;
M. Ferrer, Auteur ;
D. M. Bird, Auteur
We examined nest-site selection by Spanish Imperial Eagles (Aquila adalberti) in Donana National Park (southwestern Spain) from 1984-1994. Spanish Imperial Eagles are large birds of prey that defend and occupy a territory year-round. Identifying[...]
Article
Energetic costs of nest construction are difficult to estimate for birds, and currently estimates are available for only a handful of species. In this paper, I estimate the minimum cost of nest construction by a pair of Black-billed Magpies (Pic[...]
Article
C. I. Bohorquez, Auteur ;
F. G. Stiles, Auteur
We studied the behavior of the Dusky Bush-Tanager (Chlorospingus semifuscus; Thraupinae) in Southwestern Colombia, where it seems to exhibit singing assemblages resembling leks. A lek mating system would be paradoxical in a genus noted for its a[...]
Article
J. Bowman, Auteur ;
M. C. Wallace, Auteur ;
W. B. Ballard, Auteur ;
J. H. Brunjes, Auteur ;
M. S. Miller, Auteur ;
J. M. Hellman, Auteur
We conducted a pen study to evaluate two methods of attaching radio transmitters to Wild Turkey (Meleagris gallopavo) poults. Transmitters (1.8 g) were attached interscapularly to 2-d-old turkeys, either with glue or as implants. Attachment meth[...]
Article
J. S. Dieni, Auteur ;
S. L. Jones, Auteur
This paper evaluates the effectiveness of the area search method to measure breeding landbird populations at the plot level. During June 1999, 10 plots in grassland and shelterbelt habitats of north-central South Dakota were surveyed three times[...]
Article
P. G. Jablonski, Auteur ;
S. D. Lee, Auteur
We describe observational evidence of niche shifts of smaller species in response to the presence of larger species in flocks of tits in Korea. Overall, in this guild of tits there was more aggression directed from larger toward smaller species [...]
Article
R. M. Underwood, Auteur ;
R. J. Crockett, Auteur ;
R. R. Roth, Auteur ;
C. L. Keeler, Auteur ;
M. S. Parcells, Auteur
Gender identification is important in demographic studies of bird populations but is difficult with monomorphic bird species. Flow cytometry, a method which estimates differences in DNA content in erythrocyte nuclei, is one potential sexing meth[...]
