During the nesting seasons in 1983 and 1984, the author had examined the breeding bird community of evergreen broad-leaf forest in Mt.Tiantong, Zhejiang Province. The transect count was used and the total of 1,285 bird detections of 13 species were used in this analysis.Field data on habitat utilization for each species (both vertical and horizontal species distributions, the diameters of branches which the bird perched on) were obtained and the distribution differences for each species on three niche dimen...