From south-bay-birds-bounces+south-bay-birds-archive=[[email protected]] Thu Oct 31 15:12:22 2002 Received: from www.plaidworks.com (localhost [127.0.0.1]) by plaidworks.com (8.12.2/8.12.2) with ESMTP id g9VN9c7s012331 for <[[email protected]]>; Thu, 31 Oct 2002 15:09:39 -0800 (PST) Received: from scaup.mail.pas.earthlink.net (scaup.mail.pas.earthlink.net [207.217.120.49]) by plaidworks.com (8.12.2/8.12.2) with ESMTP id g9VN96ke012295 for <[[email protected]]>; Thu, 31 Oct 2002 15:09:06 -0800 (PST) Received: from pool0288.cvx22-bradley.dialup.earthlink.net ([209.179.199.33] helo=209.179.199.33) by scaup.mail.pas.earthlink.net with smtp (Exim 3.33 #1) id 187OQz-0001Ly-00 for [[email protected]]; Thu, 31 Oct 2002 15:09:06 -0800 Date: 31 Oct 2002 15:09:04 -0800 Message-ID: <[[email protected]]> From: Les Chibana <[[email protected]]> Subject: Re: [SBB] Re: WTSP X-Mailer: QuickMail Pro 2.1 (Mac) X-Priority: 3 MIME-Version: 1.0 Content-Type: text/plain; charset="US-Ascii" Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from quoted-printable to 8bit by plaidworks.com id g9VN96ke012295 X-BeenThere: [[email protected]] X-Mailman-Version: 2.1b4+ Precedence: list Cc: South Bay Birding <[[email protected]]> List-Unsubscribe: , List-Id: South Bay Birding List-Post: List-Help: List-Subscribe: , To: [[email protected]] Sender: south-bay-birds-bounces+south-bay-birds-archive=[[email protected]] Errors-To: south-bay-birds-bounces+south-bay-birds-archive=[[email protected]] Oh, and to the original question: They do not change their stripes, aside from the dull tan-striped-like 1st winter plumage to adult white-striped. I read an interesting article about WTSP in one of the bird rags a few years back. The articled claimed that monitoring showed that female tan-stripeds prefer male white-stripeds for mates, and female white-stripeds prefer male tan-stripeds. And, these are not two races of WTSP, just color morphs. Les On Thursday, October 31, 2002 2:43 PM, Les Chibana <[[email protected]]> wrote: >...and it may be difficult to determine if last year's bird was a >1st winter or an adult female tan-stripe, which can both show breast >streaking. Pyle's "ID Guide to NA Birds" and Byers-Curson-Olsson's >"Sparrows and Buntings" express caution about sexing and ageing by >breast streaking and plumage dullness. > >Les >-- >Les Chibana >BirdNUTZ(TM) - Ornigasmic Birding >em <[[email protected]]> - web >ph 650-949-4335 - fx 650-949-4137 >snailmail: SR 2, Box 335, La Honda CA 94020 > > >On Thursday, October 31, 2002 11:46 AM, Al Eisner <[[email protected]]> wrote: >>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 > >_______________________________________________ >Do not post admin requests to the list. They will be ignored. >south-bay-birds mailing list ([[email protected]]) >Help/Unsubscribe/Update your Subscription: >http://www.plaidworks.com/mailman/options/south-bay-birds/les%40birdnutz.com > >This email sent to [[email protected]] > _______________________________________________ Do not post admin requests to the list. They will be ignored. south-bay-birds mailing list ([[email protected]]) Help/Unsubscribe/Update your Subscription: http://www.plaidworks.com/mailman/options/south-bay-birds/south-bay-birds-archive%40plaidworks.com This email sent to [[email protected]]