The basic goal of the volume is to compile the most up to date research on how high altitude affects the behavior, ecology, evolution and conservation status of
Reprint of the 1981 Smithsonian edition with a new taxonomy note by Dressler. Contains fine reproductions of the original 95 plates (on 16 pages). Annotation co
A tale of Europe in the days just before the war. It tells of a small group of Jewish holiday makers in the resort of Badenheim in the Spring of 1939. Hitler's
El manejo de visitantes en un area protegida debe ser planificada para alcanzar los objetivos de conservacion por los cuales fue creada y, a la vez, lograr que