Subject: Re: Bird Migrations; Two Breeding Seasons?
Date: Jan 23 14:01:01 1996
From: Maureen Ellis - me2 at u.washington.edu
Oops, my mistake; it was many, many Brewer's and very few Cassin's. I
really needed that workshop on these "LBB's". Thank you, and are any of
these sparrows known to breed in two different areas?
Maureen E. Ellis
me2 at u.washington.edu
U of WA, Seattle, WA 98195
******************************************************************
On Tue, 23 Jan 1996, Charles D. Duncan wrote:
> Maureen--
>
> We saw only two Cassin's Sparrows. Are you possibly confusing them with
> Brewer's Sparrows, of which we did see many?
>
> --charles
>
>
>
> At 10:15 01/23/1996 -0800, you wrote:
> >COMMENT BELOW
> >
> >On Mon, 22 Jan 1996, Alvaro Jaramillo wrote:
> >
> >>
> >> There is also circumstantial evidence that Great Plains breeding Cassin's
> >> Sparrows nest a second time in Arizona once the monsoon season has begun
> >> >
> >>
> >> Alvaro Jaramillo "You are better off not knowing
> >> Half Moon Bay, CA how sausages and laws are made"
> >> alvaro at quake.net Otto von Bismarck,
> >>
> >> http://www.quake.net/~alvaro/index.html
> >***********************************************************************
> >I just returned from the Univ of Maine (Machias) Institute for Field
> >Ornithology Sparrows Workshop held in Sierra Vista AZ (Jan 07-13th). Our
> >instructors were Jon Dunn (the consultant for the Nat Geo Guide and a
> >"national heritage" level field ornithologist) and Charles Duncan, the
> >director of U of MN (Machias) Inst for F. Ornithology. We saw a large
> >number of wintering Cassin's sparrows. Nothing was mentioned at that
> >time about a second breeding occuring in this species during the AZ monsoon
> >season, i.e., during July/August. What was said is that there are
> >large gaps in our knowledge of the natural history of even abundant
> >species. Perhaps, Charles will comment on off-season second breeding in
> >sparrows and other birds.
> >
> >I'll send a longer post about this wonderful field ornithology
> >workshop when I have more time in the next couple of weeks.
> >
> >AZ was so sun-lit and WA is so soggy now,
> >
> >Maureen E. Ellis (me2 at u.washington.edu, U of WA, Seattle, WA 98195)
> >
>
>