Search

Presents a study which observed nest desertion and nest protection behavior by Bell's Vireos against cowbird parasitism. Cause of nest desertion; Methods used; Results; Discussion.

Presents a study which measured the costs of Brown-headed Cowbird parasitism incurred by Field Sparrows and Indigo Buntings. Methodology; Results; Discussion.

Presents information on the habitat of birds, studying the effect of time and nest-site characteristics on nest concealment measurements, analysing differences in concealment between parasitized, nonparasitized, depredated, and fledged nests. Explanation of mean concealment at nests of three old-field bird species; What previous studies revealed regarding nest concealment; Errors found in nesting studies.

Analyzes the relationship of habitat and nest micro-habitat features of field sparrows to brood parasitism by the brown-headed cowbird in Centra Missouri. Characteristics of cowbirds; Method used in the study; Conclusions reached.

Presents a study which focused on the behavior of the Gray Kingbird (Tyrannus dominicensis), in the Bahamas when artificial parasite Shiny Cowbird eggs where placed in their nest. Identification of the Shiny Cowbird as a generalist brood parasite; Methods used to conduct the study; Results and discussion on the study.