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Date: Thu, 31 Oct 2002 12:46:33 -0700 (PDT)
From: Al Eisner <[[email protected]]>
Subject: Re: [SBB] WTSP
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Jack:

> I discovered a WHITE-THROATED SPARROW under my feeders today, where one 
> spent over five months last winter, arriving at approximately this same 
> time. Whereas that bird was obviously a tan-striped individual, the 
> supercillium on this new arrival are quite white. So my question is: can 
> this be the same bird, or put another way, do WTSP's change their stripes?

Do you know if last year's bird was an immature (first-winter)?  From what
I recall, immatures don't have white "stipes", that develops later.
									Al

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