Outer Primaries as Indicators of Age among Rock Ptarmigan

• Published in: The Journal of Wildlife Management
• Main Author: Weeden, Robert B.
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: JSTOR 1961
• Subjects: Nature and Landscape Conservation; Ecology; Ecology, Evolution, Behavior and Systematics; rock ptarmigan
• Online Access: http://dx.doi.org/10.2307/3797864