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Birds
Land vertebrates belonging to the class Aves with warm blood, feathers, wings, and reproduction characterized by egg laying.
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Results 51 - 60 of 73 listed by similarity [list alphabetically]
History and ecology of mangroves in the Dry Tortugas [More info]
Fact sheet on the historic and current conditions of mangroves of Dry Tortugas National Park, a cluster of islands and coral reefs west of Key West, Florida. Mangroves and nesting frigate bird colonies are at risk to destruction by hurricanes.
Identifying predators and fates of grassland passerine nests using miniature video cameras [More info]
Description of the use of a miniature video-camera system deployed at nests of passerine species in North Dakota to videotape predation of eggs or nestlings by animals such as mice, ground squirrels, deer, cowbirds and others.
PDF Improving strategies to assess competitive effects of barred owls on northern spotted owls in the Pacific Northwest [More info]
A scientific study has determined that survey methods designed for spotted owls do not always detect barred owls that are actually present in spotted owl habitat.
PDF Miscellaneous fungal diseases [More info]
Chapter of Field Manual of Wildlife Diseases on miscellaneous fungi with information on fungal skin and subcutaneous lesions or mycosis primarily in birds.
PDF Ospreys in Oregon and the Pacific Northwest [More info]
Fact sheet in Adobe PDF about ospreys in Oregon and the Pacific Northwest
Patuxent Fact Sheets [More info]
Access to Patuxent Wildlife Research Center fact sheets (PDFs) providing summaries of center studies on coastal ecosystems, birds, amphibians, taxonomy and other subjects and on center activities including partners and volunteer program.
Patuxent Wildlife Research Center monitoring projects [More info]
Biomonitoring projects studying the status and trends of the nation's environmental resources and programs studying amphibians and birds. Links to long-term programs, resources and references, and related links.
Platte River Program, a USGS Place-Based Studies Program [More info]
Site for the Platte River Program in Nebraska an area that is a critical staging area for migratory waterbirds of the Central Flyway. Includes links to color-infrared aerial photos, 1938 historic aerial photos, and Cottonwood Ranch research site.
Pollinators, plants, and prosperity [More info]
Six short news articles about ecological problems faced by pollinator species in various parts of the US. Taken from "People, Land, and Water", the newsletter of the Department of the Interior.
Potential effects of anthropogenic greenhouse gases on avian habitats and populations in the Northern Great Plains [More info]
Report on effects of the increase of atmospheric carbon dioxide on plants and animals, especially birds, in the Great Plains including effects of carbon dioxide fertilization, ultraviolet radiation, climate change, and harmful effects on bird habitats.
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