Results 11 to 20 of about 580 (79)

Bird Migration Through A Mountain Pass Studied With High Resolution Radar, Ceilometers, And Census [PDF]

open access: yes, 2001
Autumnal migration was studied with high-resolution radar, ceilometer, and daily census in the area of Franconia Notch, a major pass in the northern Appalachian Mountains.
Stokstad, P.   +3 more
core   +2 more sources

Habitat Associations, Relative Abundance, and Species Richness of Autumn Landbird Migrants in Southwestern Idaho [PDF]

open access: yes, 2004
We used count surveys and mist-net captures to compare habitat associations, relative abundance, species richness, and community similarity of migrant landbirds among four major habitats in the Boise Foothills of southwestern Idaho. Count surveys were
Carlisle, Jay D.   +3 more
core   +2 more sources

Fifty-second supplement to the American Ornithologists\u27 Union Check-list of North American Birds [PDF]

open access: yes, 2011
Volume ...
Banks, Richard C.   +11 more
core  

Morphological convergence in conifer-dwelling passerines [PDF]

open access: yes, 2018
We tested for morphological convergence in conifer specialists among 88 passerines belonging to seven different phylogenetic lineages by discriminant factor analysis.
Korner-Nievergelt, Fränzi, Leisler, B.
core  

The ecology of Atlantic white cedar wetlands: a community profile [PDF]

open access: yes, 1989
This monograph on the ecology of Atlantic white cedar wetlands is one of a series of U.S. Fish and Wildlife Service profiles of important freshwater wetland ecosystems of the United States.
Brody, Michael   +2 more
core  

Avian Diversity and Habitat Use within the Flower Garden Banks National Marine Sanctuary [PDF]

open access: yes, 1998
Fauna and flora of the Flower Garden Banks National Marine Sanctuary are well documented in the literature, with few exceptions. To date, the avifauna of this marine protected area remains unreported.
Childs, Jeff
core   +2 more sources

Old Regrowth Forest Patches as Habitat for the Conservation of Avian Diversity in a Southwest Ohio Landscape [PDF]

open access: yes, 2010
Author Institution: Department of Geography, Miami UniversityLandscape fragmentation and chronic habitat loss are potentially profound obstacles to the protection of mature forest birds in the eastern deciduous forest of the Corn Belt agricultural region.
Means, Julianna L., Medley, Kimberly E.
core  

Habitat Segregation Among Songbirds in Old-Growth Boreal Mixedwood Forest [PDF]

open access: yes, 2004
The foraging behaviour of ten species of insectivorous songbirds — Boreal Chickadee (Poecille hudsonicus), Golden-crowned Kinglet (Regulus satrapa), Ruby-crowned Kinglet (R.
Cumming, Enid E.
core   +2 more sources

Ecological characterization of the Florida springs coast: Pithlachascotee to Waccasassa Rivers [PDF]

open access: yes, 1990
This report covers the upper coast of west-central Florida. This region includes the drainage basins and nearshore waters of the west coast of Florida between, but not including, the Anclote River basin and the Suwannee River basin.
Bland, Michael J.   +4 more
core  

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