Date: Wed, 26 Sep 2001 17:38:23 -0400 Reply-To: Maryland Birds & Birding Sender: Maryland Birds & Birding From: "rick@blazie.net" Subject: Re: Black-capped Chickadees MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit As Bob Ringler indicated in his post, we know that the Black-cappeds that reach central Maryland come from Canada as a result of banding data. There is no banding evidence that more southerly birds move. Yes, the birds in PA are closer, but as we have discoevred over time, it is a mistake to always assume that vagrants come from the closest populations. Often they come from more distant ones. Eirik A.T. Blom 4318 Cowan Place Belcamp, Md 21017 410-575-6086 rick@blazie.net ----- Original Message ----- From: "Jerry and Laura Tarbell" To: Sent: Wednesday, September 26, 2001 6:36 AM Subject: Re: [MDOSPREY] Black-capped Chickadees > Rick, > Why Canada? There are closer black-caps in Pa. & New England. Don't they > move as well? How do we know ours are from Canada? > Jerry > ----- Original Message ----- > From: rick@blazie.net > To: > Sent: Tuesday, September 25, 2001 11:01 PM > Subject: Re: [MDOSPREY] Black-capped Chickadees > > > > Absolutely not. Hybrids are identifiable with certainty only by genetic > > testing. For the most part they are not an issue. Hybrids arenot known to > > migrate or move, even in invasion years. The birds we get are pure > > Black-cappeds from Canada. > > > > Rick > > > > Eirik A.T. Blom > > 4318 Cowan Place > > Belcamp, Md 21017 > > 410-575-6086 > > rick@blazie.net > > > > ----- Original Message ----- > > From: "Shireen Gonzaga" > > To: > > Sent: Tuesday, September 25, 2001 6:05 PM > > Subject: Re: [MDOSPREY] Black-capped Chickadees > > > > > > > Are there any known characteristics we should be > > > looking for in hybrids of Black-capped x Carolina? > > > Anyone heard their song? > > > > > > Thanks, > > > shireen > > > > > > -- > > > Shireen Gonzaga > > > Baltimore, MD > > > whimbrel@home.com > > > > > > ======================================================================= > > > To leave the MDOsprey list, send e-mail to listserv@home.ease.lsoft.com > > > with the following message in line 1: signoff mdosprey > > > ======================================================================= > > > > ======================================================================= > > To leave the MDOsprey list, send e-mail to listserv@home.ease.lsoft.com > > with the following message in line 1: signoff mdosprey > > ======================================================================= > > > > ======================================================================= > To leave the MDOsprey list, send e-mail to listserv@home.ease.lsoft.com > with the following message in line 1: signoff mdosprey > ======================================================================= ======================================================================= To leave the MDOsprey list, send e-mail to listserv@home.ease.lsoft.com with the following message in line 1: signoff mdosprey ======================================================================= =========================================================================