English/Englisch

• Evening Grosbeak at BirdSource (external)
• Population Trends in Evening Grosbeak at BirdSource (external)
• Evening Grosbeaks at Peterson Online (external)
• Evening Grosbeak at Canadian Wildlife Service (external)
• Evening Grosbeak at Patxent Wildlife Research Center (external)
• Coccothraustes vespertinus at University of Michigan, Museum of Zoology (external)

Claudia Krobb, 06.11.2001
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