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Journal
Raptor Research News
Volume
2
Issue
1 (January)
Year
1968
Pages
3
Online Text
ADVERTISEMENT:
Please send me color transparencies of:
- Harriers of both sexes over three months old of known age.
- Rough-legs (Buteo lagopus ) of known age.
- Red-tails (Buteo iiamaicensis) of known age.
- Harris Hawks (Parabute0 unicinctus) of known age.
- Red-shouldered Hawks (Buteo li.n.eatus)of known age.
Please let me know how you aged the bird, and give date and locality.
Frances Hamerstrom
Plainfield, Wisconsin
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