Author: Lowery, George H., Jr.
Title: A Quantitative Study of the Nocturnal Migration of Birds
Description: Lawrence [Kansas], University of Kansas, 1951. orig.wrappers. 23x15cm, (109) pp, Series: University of Kansas Publications, Museum of Natural History, Vol. 3, No. 2.. Textual maps & graphs.... Minor rubbing. Small tear to rear cover. VG. ¶ Pagination runs 109 pp. Contents: Flight Densities & their Determination: Lunar Obsevrations of Birds & the Flight Density Concept: Observational Procedure & the Processing of Data; The Nature of Nocturnal Migration: Horizontal Distribution of Birds on Narrow Fronts; Density as a Function of the Hour of the Night; Migration in Relation to Topography; Geographical Factors & the Continental Density Pattern; Migration & Meteorological Conditions.

Keywords: Ornithology, Bird Migrations, Nocturnal Migration, Birds, Ethology, Animal Behaviour, Behavior, ,