Boreal migrants in winter bird communities
BA Robertson, R MacDonald, JV Wells… - Boreal Birds of North …, 2011 - degruyter.com
An estimated 3–5 billion birds migrate south from the boreal forest ecoregions of Alaska and
Canada every fall to winter across the Americas. Many of these boreal forest breeding birds …
Canada every fall to winter across the Americas. Many of these boreal forest breeding birds …
The boreal landbird component of migrant bird communities in eastern North America
AJ Leppold, RS Mulvihill - Boreal birds of North America (J. Wells …, 2011 - books.google.com
The vast and remote boreal forest supports nearly 50% of North America's bird species,
some of which appear to be in decline and the majority of which are not well monitored. In …
some of which appear to be in decline and the majority of which are not well monitored. In …
[图书][B] Boreal birds of North America: a hemispheric view of their conservation links and significance
JV Wells - 2011 - books.google.com
“A wonderful book that highlights the globally unique and important boreal forest ecoregion
from an avian perspective, with fresh twists. Your ideas about where those migrant and …
from an avian perspective, with fresh twists. Your ideas about where those migrant and …
Important Bird Areas as wintering sites for boreal migrants in the tropical Andes
IJ Davidson, DD Fernández, R Clay… - Studies in avian biology, 2011 - degruyter.com
The Tropical Andes region provides important boreal winter habitat for nearctic–neotropical
migrant birds, particularly birds that breed in the boreal forest of North America …
migrant birds, particularly birds that breed in the boreal forest of North America …
Conservation lessons from the study of North American boreal birds at their southern periphery
Many North American boreal forest birds reach the southern periphery of their distribution in
the montane spruce–fir forests of northeastern United States and the barren coastal forests …
the montane spruce–fir forests of northeastern United States and the barren coastal forests …
Global role for sustaining bird populations
JV Wells, PJ Blancher - Boreal birds of North America: a hemispheric …, 2011 - degruyter.com
Spanning 5.9 million square km, the boreal region of North America stretches from Alaska to
Newfoundland, and represents 25% of the earth's remaining intact forests. As one of the …
Newfoundland, and represents 25% of the earth's remaining intact forests. As one of the …
Boreal forest threats and conservation status
JV Wells - Studies in Avian Biology, 2011 - books.google.com
N orth America's boreal forest region is considered one of the most intact and least disturbed
of the globe's terrestrial forested ecosystems (Lee et al. 2006). Its nearly 600 million hectares …
of the globe's terrestrial forested ecosystems (Lee et al. 2006). Its nearly 600 million hectares …
The status of resident and migrant bird communities in Cuban ecosystems
HG Alonso, AL Sosa, BS Oria… - Journal of …, 2004 - jco.birdscaribbean.org
We worked in 34 areas in 10 localities in Cuba from 1988 to 1999 to evaluate terrestrial bird
communities. We used circular plots counts and capture by mist-nets in our efforts. In …
communities. We used circular plots counts and capture by mist-nets in our efforts. In …
Bird community composition
TJ Antrobus, MP Guilfoyle, WCJ Barrow… - In: Gen. Tech. Rep …, 2000 - fs.usda.gov
[图书][B] The social structure of an avian community during the nonbreeding season
WK Gram - 1996 - search.proquest.com
After the breeding season, many bird species move to different habitats or alter their social
behavior for the nonbreeding season. High densities of neotropical migrant species funnel …
behavior for the nonbreeding season. High densities of neotropical migrant species funnel …