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A Review of Migratory Bird Flyways and Priorities for Management - TS No. 27
… in grasslands and increased protection of fragile desert, sagebrush, and chaparral ecosys- tems are urgently … behav- iour. Ibis 151: 464-486. Hilgerloh, G. (2009) The desert at Zait Bay, Egypt: a bird migrat- ion bottleneck of … The pro- gressive extension of the barrier created by desert areas, due to the removal of vegetation, poses an …