2013 AOU North American checklist proposals
10,000 Birds
MARCH 17, 2013
Proposal 2013-A-3 recommends adopting that split on the basis of a 2009 study (I wrote about it back in the day here ). nevadensis ) and California Sage Sparrow ( A. The proposal author (a Sage Sparrow researcher) argues that multiple factors indicate the birds deserve full species status. acuflavida ).
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