Things are looking up. Mr. Cardinal just fed Mrs. Cardinal in a tree near my
feeders.
Think Spring!
Marie
Marie Read Wildlife Photography
452 Ringwood Road
Freeville NY 13068 USA
Phone 607-539-6608
e-mail m...@cornell.edu
http://www.marieread.com
***NEW*** Music of the Birds Vol 1
Yet another reason to love birds: after a certain point in late winter,
they say, To hell with the temperature, I'm getting on with it!
On Wed, Mar 5, 2014 at 9:01 AM, Marie P. Read m...@cornell.edu wrote:
Things are looking up. Mr. Cardinal just fed Mrs. Cardinal in a tree near
my feeders.
I assume it's hours of daylight rather than temperature that triggers behaviors.
From: bounce-112921516-3493...@list.cornell.edu
[mailto:bounce-112921516-3493...@list.cornell.edu] On Behalf Of Robin Cisne
Sent: Wednesday, March 05, 2014 9:33 AM
To: Marie P. Read
Cc: CAYUGABIRDS-L
Subject: Re:
I just located this 2012 review paper on the topic: Photoperiodic Control
of Seasonality in Birds http://jbr.sagepub.com/content/16/4/365.abstract.
In case you can't see that link from where you are, here's a brief excerpt
from the abstract.
This review examines how birds use the annual cycle in
