...@list.cornell.edu] on behalf of Peter Post
[pwp...@nyc.rr.com]
Sent: Thursday, February 21, 2013 12:46 PM
To: greg prelich
Cc: NYSBIRDS-L
Subject: Re: [nysbirds-l] Crossbill question
See: Groth J.G. 1992.
Further Information on the Genetics of Bill Crossing in Crossbills.
Auk 109 (2): 385-389.
which can
See: Groth J.G. 1992.
Further Information on the Genetics of Bill Crossing in Crossbills.
Auk 109 (2): 385-389.
which can be found at:
http://sora.unm.edu/sites/default/files/journals/auk/v109n02/p0383-
p0385.pdf
Peter Post
New York City
pwp...@nyc.rr.com
On Feb 21, 2013, at 9:19 AM, greg
Hi Greg/All,
Very observant! It is not 50-50, at least for White-winged Crossbill. Info
from the Birds of North America White-winged Crossbill account:
"Lower mandible crosses to right approximately 3 times more often than to
left (Benkman 1988c
Hi Greg/All,
Very observant! It is not 50-50, at least for White-winged Crossbill. Info
from the Birds of North America White-winged Crossbill account:
Lower mandible crosses to right approximately 3 times more often than to
left (Benkman 1988c
See: Groth J.G. 1992.
Further Information on the Genetics of Bill Crossing in Crossbills.
Auk 109 (2): 385-389.
which can be found at:
http://sora.unm.edu/sites/default/files/journals/auk/v109n02/p0383-
p0385.pdf
Peter Post
New York City
pwp...@nyc.rr.com
On Feb 21, 2013, at 9:19 AM, greg
...@list.cornell.edu] on behalf of Peter Post
[pwp...@nyc.rr.com]
Sent: Thursday, February 21, 2013 12:46 PM
To: greg prelich
Cc: NYSBIRDS-L
Subject: Re: [nysbirds-l] Crossbill question
See: Groth J.G. 1992.
Further Information on the Genetics of Bill Crossing in Crossbills.
Auk 109 (2): 385-389.
which can