Land vertebrates belonging to the class Aves with warm blood, feathers, wings, and reproduction characterized by egg laying.
Assessment of Contaminant Exposure and Effects on Ospreys Nesting along the Lower Duwamish River, Washington, 2006-07 [ More info]
Assessment of least tern and piping plover habitats on the Missouri River using remote sensing [ More info] Analysis and modeling of multispectral imagery helps to predict the suitability of sand bars for nesting of these migratory birds.
Avian influenza (in Field manual of wildlife diseases) [ More info] Chapter 22 from the field manual of wildlife diseases providing basic information about avian influenza viruses.
Avian influenza news and disease information [ More info] News regarding US efforts to monitor the spread of highly pathogenic avian influenza, with links to bulletins, FAQ list, field guides, and other resources.
Avian Influenza: Information and on-going research at the USGS Alaska Science Center [ More info] Maps and information about potential spread of avian influenza in migratory birds in Alaska. Includes descriptions and photos of the waterfowl that are being monitored.
Beyond the Golden Gate--oceanography, geology, biology, and environmental issues in the Gulf of the Farallones [ More info] A geologic and oceanographic study of the waters and Continental Shelf of Gulf of the Farallones adjacent to the San Francisco Bay region. The results of the study provide a scientific basis to evaluate and monitor human impact on the marine environment.
Biological resource status and trends: Fowl [ More info] Information concerning status and trends of biological resources, focusing on fowl (birds)
Biological resource status and trends: Passerines [ More info] Information concerning status and trends of biological resources, focusing on passerines (birds)
Biological resource status and trends: Raptors [ More info] Information concerning status and trends of biological resources, focusing on raptors (birds)
Born of fire: restoring sagebrush steppe [ More info] USGS Forest and Rangeland Ecosystem Science Center: fact sheet in Adobe PDF about the studies to restore sagebrush steppe
Alphabetical Index of Topics
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