Continuing the pond series.
Recently I found out that the brown crowned white crowned sparrows were the immature ones.
Makes more sense that a brown crowned white crown.
Zonotrichia leucophrys
Because male White-crowned Sparrows learn the songs they grow up with and typically breed close to where they were raised, song dialects frequently form. Males on the edge of two dialects may be bilingual and able to sing both dialects.
Makes more sense that a brown crowned white crown.
©2016 Ric McArthur |
Zonotrichia leucophrys
Because male White-crowned Sparrows learn the songs they grow up with and typically breed close to where they were raised, song dialects frequently form. Males on the edge of two dialects may be bilingual and able to sing both dialects.
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