Migration Counts of Raptors at Hawk Mountain, Pennsylvania, as Indicators of Population Trends, 1934-1986

✍ Scribed by James C. Bednarz, Daniel Klem, Jr., Laurie J. Goodrich and Stanley E. Senner

• Book ID: 124669903
• Publisher: University of California Press
• Year: 1990
• Tongue: English
• Weight: 526 KB
• Volume: 107
• Category: Article
• ISSN: 0004-8038
• DOI: 10.2307/4087806