cf. Circus approximans Peale, 1848 - Swamp Harrier
Author: Petr Baum [Other photographs by this author]
Determination author: Petr Baum [Determination history and verification]
- Approximate determination (cf.)
Australia, Werribee
2007/11/16
Baum P.: Biology [http://www.baum.com.au/biology/index.htm]
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Most of the photographs are also available in higher resolution.
