Thursday, March 7, 2013

Warbler master class

See this powerpoint on Phyllosc and Seicercus ID by Per Alstrom, "the man who can"!
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1 comment:

  1. Sacha BarbatoMarch 11, 2013 at 2:12 AM

    I say just re-lump the Golden-spectacled Warblers... Problem solved!

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