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This volume assesses the current status of neotropical migratory birds in the USA, and analyzes the methods and strategies for conserving migrant populations.

Birds as Monitors of Environmental Change looks at how bird populations are affected by pollutants, water quality, and other physical changes and how this scien

In the past two centuries, cowbirds have increased in numbers and extended their range across North America, while many of the native songbird species whose nes