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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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PDF 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: Birds [More info]
Information concerning status and trends of biological resources, focusing on Birds
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)
Biological resource status and trends: Waterfowl and shorebirds [More info]
Information concerning status and trends of biological resources, focusing on waterfowl and shorebirds
Bird Banding Laboratory: the North American Bird Banding Program [More info]
Bird banding is used to study the movement, survival and behavior of birds. The Bird Banding Laboratory Site has links to the value, procedure and history of bird banding, how to report bird bands (English & Spanish), and resources for birders.
Bird Point Count Database [More info]
Perform custom searches for bird count and bird habitat data or enter your bird count and vegetation data.
Bird checklists of the United States [More info]
Geographical access to multiple bird checklists developed by others that indicate the seasonal occurrence of birds in a given area. A Record Documentation Form to document supporting details of rare bird observations is also available.
PDF 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
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