Download Boreal birds of North America : a hemispheric view of their by Jeffrey V. Wells PDF

By Jeffrey V. Wells

Reaching from inside Alaska throughout Canada to Labrador and Newfoundland, North America’s boreal woodland is the most important wasteland region left in the world. it's serious habitat for billions of birds; greater than three hundred species on a regular basis breed there. After the breeding season, many boreal birds migrate to seasonal habitats around the usa, Mexico, the Caribbean, and principal and South the United States. This quantity brings jointly new study on boreal poultry biology and conservation. It highlights the significance of the zone to the worldwide avifauna and to the connectivity among the boreal wooded area and ecoregions in the course of the Americas. The contributions show off a different set of views at the migration, wintering ecology, and conservation of chook groups which are tied to the boreal wooded area in ways in which won't were formerly considered.

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Fish and Wildlife Service, Arlington, VA; Direccion General de Vida Silvestre, Mexico, DF; and Canadian Wildlife Service, Gatineau, QC. Olson, D. , and E. Dinerstein. 2002. The global 200: priority ecoregions for global conservation. Annals of the Missouri Botanical Gardens. 89:199–224. Rich, T. , C. J. Beardmore, H. Berlanga, P. J. Blancher, M. S. W. Bradstreet, G. S. Butcher, D. W. Demarest, E. H. Dunn, W. C. Hunter, E. E. InigoElias, J. A. Kennedy, A. M. Martell, A. O. Panjabi, D. N. Pashley, K.

S. state agency endangered bird species lists. PLoS ONE 5(1). e8608. 0008608. Wells, J. , and K. V. Rosenberg. 1999. Grassland bird conservation in northeastern North America. Studies in Avian Biology 19:72–80. Wells, J. , D. K. Niven, and J. Cecil. 2005. The Important Bird Areas program in the United States: building a network of sites for conservation, state by state. Pp. 1265–1269 in C. J. Ralph and T. D. Rich (editors), Bird conservation implementation and integration in the Americas. Proceedings of the Third International Partners in Flight Conference, 20–24 March 2002, Asilomar, CA, Vol.

Indd 31 31 8/24/11 11:07:46 AM quality by (a) damming and direct alteration by roads and other infrastructure, (b) sedimentation from roads and other activities that remove forest cover, (c) altered nutrient and water yield off sites with forest cover removed, (d) thawing of porous basin bottoms and associated changes in food webs due to climate change, and (e) thawing of permafrost induced by industrial exploration and infrastructure. We propose that these changes could result in bottom-up effects on all guilds of waterfowl through a reduction in per capita food availability, leading to fewer birds settling, fewer birds breeding, and lower survival of hens and their ducklings.

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