Re: [cayugabirds-l] Yellow-throated Warbler PAIR at Ithaca City Golf Course

2012-05-26 Thread Gary Kohlenberg
I think my comment what appeared to be copulation gives too strong an 
expression to my observation. If it were true then I would have to say there 
are three birds, because I'm assuming that females don't sing, and I'm not 
prepared to say that yet as much as I would like it to be. Let me restate my 
observation as a more wishy washy brief physical interaction. I can't find 
any mention in the books I have of female vocalizations. Can anybody fill in 
the blank for me ?

This is all very exciting ! I hope more people add their observations to the 
list.

Gary




On May 25, 2012, at 11:00 PM, Dave Nutter wrote:

The song Gary recorded is the song I've heard from a Yellow-throated Warbler in 
the Renwick/Pier Rd area this month several times, a series of loud double 
notes, of which the second note is lower, but each double note is the same. 
Although I also heard fainter introductory and ending notes, they were not very 
noticeable nor accented, so basically from a distance you hear:

TEE-TU  TEE-TU  TEE-TU  TEE-TU  TEE-TU  TEE-TU

This apparently uncommon song is also what Stuart recorded. From Ken's 
description it may be what he heard as well.

However, the last time I heard  saw a Yellow-throated Warbler at this 
location, on 23 May about 6:50am, it sounded like most recordings of the 
species and like I've heard in NJ, a series of similar notes, each descending 
in pitch and the later notes being a bit lower, except the last note, which 
rises:

teer teer teer teer teer teer tu wee?

Or exaggerating the pitch change:

teer teer teerwee
 teer teer teer tu

When I heard a second song from this location, I wondered:
Does the first song represent some basic innate pattern on which the usual song 
is built?
Has the first bird finally learned the correct song, perhaps from people trying 
playback?
Does the first song indicate something different from the second, such as 
mating status?
Is the second song simply from a second bird?

Now that Gary reports two birds singing and also two birds mating, that raises 
more questions. Did both singing birds sing the same type song? Do females 
sing, and if so do they sing a different song? Or were there two males and at 
least one female?

--Dave Nutter

PS - Gary, did you really mean Ken's great sighing (very apt), or did you 
mean Ken's great sighting (also very apt)?

On May 25, 2012, at 08:36 PM, Gary Kohlenberg 
jg...@cornell.edumailto:jg...@cornell.edu wrote:

Inspired by Ken's great sighing I made my seventh trip to Pier Rd. for this 
bird. After about 1/2 hr. of cruising up and down the walkway I was able to see 
one Yellow-throated Warbler foraging in the Sycamores by the tee. It eventually 
started singing and then I heard a second one across the river singing. I 
managed to get three recordings of the song on my phone. Things got crazy for a 
while when a Coopers Hawk flew in to sit in the same Sycamore ! My thanks went 
to the Starlings that managed to beat him into submission; leaving for 
friendlier territory.

My looks were considerably higher in the canopy and they also included, what 
appeared to be, copulation. At least one bird continued to sing but wasn't 
visible as the breeze kept the leaves moving too much for me to pick out.

Gary


On May 25, 2012, at 10:07 AM, Kenneth Victor Rosenberg wrote:

8th time's a charm! With a brief window in downtown Ithaca before an 
appointment, I decided to give a listen at the sycamores by the 3rd tee of 
Ithaca city golf course (Pier Rd). Arriving at 8:20, I immediately heard the 
double-noted song of a YELLOW-THROATED WARBLER out my car window -- it was 
among the loudest bird songs there and easily heard over the noisy 
grass-cutters and other truck noise in the area. I spotted the bird mid-height 
in the sycamore closest to Fall Creek, and then it flew up very high in the 
sycamores over the 3rd tee, continuing to sing.

While I was following the singing bird, I heard a loud chip closer by and was 
surprised to see a SECOND YELLOW-THROATED WARBLER foraging lower in the 
sycamore. I followed the second bird for awhile as the first bird sang -- it 
(she?) flew from cluster to cluster of newly opening sycamore leaves, working 
its way higher in the trees. Then, I briefly saw the singing bird fly to the 
second bird and they had a brief (seemingly nonagressive) interaction partially 
hidden from view -- this was possibly a brief copulation. The two birds then 
took off to the north, flying towards or over the fire-training building area. 
No more songs were heard in the 10 minutes I remained in the area.

These birds behaved exactly as a breeding pair would be expected to behave, 
which is not that surprising given the longevity and irregular appearance of 
the singing male (probably using a larger home range), the perfectly suitable 
habitat, northward expansion of many species, and global warming in general. 
Others hopefully will be able to document and confirm 

[cayugabirds-l] Yellow-throated warbler PAIR

2012-05-25 Thread Kenneth Victor Rosenberg
In sycamores at Ithaca city golf course. Same spot. More details later. 

Sent from my iPhone

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[cayugabirds-l] Yellow-throated Warbler PAIR at Ithaca City Golf Course

2012-05-25 Thread Kenneth Victor Rosenberg
8th time's a charm! With a brief window in downtown Ithaca before an 
appointment, I decided to give a listen at the sycamores by the 3rd tee of 
Ithaca city golf course (Pier Rd). Arriving at 8:20, I immediately heard the 
double-noted song of a YELLOW-THROATED WARBLER out my car window -- it was 
among the loudest bird songs there and easily heard over the noisy 
grass-cutters and other truck noise in the area. I spotted the bird mid-height 
in the sycamore closest to Fall Creek, and then it flew up very high in the 
sycamores over the 3rd tee, continuing to sing.

While I was following the singing bird, I heard a loud chip closer by and was 
surprised to see a SECOND YELLOW-THROATED WARBLER foraging lower in the 
sycamore. I followed the second bird for awhile as the first bird sang -- it 
(she?) flew from cluster to cluster of newly opening sycamore leaves, working 
its way higher in the trees. Then, I briefly saw the singing bird fly to the 
second bird and they had a brief (seemingly nonagressive) interaction partially 
hidden from view -- this was possibly a brief copulation. The two birds then 
took off to the north, flying towards or over the fire-training building area. 
No more songs were heard in the 10 minutes I remained in the area.

These birds behaved exactly as a breeding pair would be expected to behave, 
which is not that surprising given the longevity and irregular appearance of 
the singing male (probably using a larger home range), the perfectly suitable 
habitat, northward expansion of many species, and global warming in general. 
Others hopefully will be able to document and confirm this breeding activity in 
the coming weeks.

KEN


Ken Rosenberg
Conservation Science Program
Cornell Lab of Ornithology
607-254-2412
607-342-4594 (cell)
k...@cornell.edu


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RE:[cayugabirds-l] Yellow-throated Warbler PAIR at Ithaca City Golf Course

2012-05-25 Thread Kevin J. McGowan
Very cool.  I commented when I saw it on the 7th that there really was no 
reason for the bird to leave because the habitat was great, and wouldn't it be 
fun if it attracted a mate.  

Yellow-throated Warblers are rare breeders in New York, found in only 5 atlas 
blocks during the last New York Breeding Bird Atlas, with only one confirmed 
breeding. There isn't much of a population in Pennsylvania either except in the 
southwestern corner of the state.  But, the Breeding Bird Survey data show a 
significant increase range-wide, especially in the northern and eastern 
regions, so we can hope.

Kevin

-Original Message-
From: bounce-59715573-3493...@list.cornell.edu 
[mailto:bounce-59715573-3493...@list.cornell.edu] On Behalf Of Kenneth Victor 
Rosenberg
Sent: Friday, May 25, 2012 10:07 AM
To: CAYUGABIRDS-L
Subject: [cayugabirds-l] Yellow-throated Warbler PAIR at Ithaca City Golf Course

8th time's a charm! With a brief window in downtown Ithaca before an 
appointment, I decided to give a listen at the sycamores by the 3rd tee of 
Ithaca city golf course (Pier Rd). Arriving at 8:20, I immediately heard the 
double-noted song of a YELLOW-THROATED WARBLER out my car window -- it was 
among the loudest bird songs there and easily heard over the noisy 
grass-cutters and other truck noise in the area. I spotted the bird mid-height 
in the sycamore closest to Fall Creek, and then it flew up very high in the 
sycamores over the 3rd tee, continuing to sing.

While I was following the singing bird, I heard a loud chip closer by and was 
surprised to see a SECOND YELLOW-THROATED WARBLER foraging lower in the 
sycamore. I followed the second bird for awhile as the first bird sang -- it 
(she?) flew from cluster to cluster of newly opening sycamore leaves, working 
its way higher in the trees. Then, I briefly saw the singing bird fly to the 
second bird and they had a brief (seemingly nonagressive) interaction partially 
hidden from view -- this was possibly a brief copulation. The two birds then 
took off to the north, flying towards or over the fire-training building area. 
No more songs were heard in the 10 minutes I remained in the area.

These birds behaved exactly as a breeding pair would be expected to behave, 
which is not that surprising given the longevity and irregular appearance of 
the singing male (probably using a larger home range), the perfectly suitable 
habitat, northward expansion of many species, and global warming in general. 
Others hopefully will be able to document and confirm this breeding activity in 
the coming weeks.

KEN


Ken Rosenberg
Conservation Science Program
Cornell Lab of Ornithology
607-254-2412
607-342-4594 (cell)
k...@cornell.edu


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Re: [cayugabirds-l] Yellow-throated Warbler PAIR at Ithaca City Golf Course

2012-05-25 Thread Gary Kohlenberg
Inspired by Ken's great sighing I made my seventh trip to Pier Rd. for this 
bird. After about 1/2 hr. of cruising up and down the walkway I was able to see 
one Yellow-throated Warbler foraging in the Sycamores by the tee. It eventually 
started singing and then I heard a second one across the river singing. I 
managed to get three recordings of the song on my phone. Things got crazy for a 
while when a Coopers Hawk flew in to sit in the same Sycamore ! My thanks went 
to the Starlings that managed to beat him into submission; leaving for 
friendlier territory.

My looks were considerably higher in the canopy and they also included, what 
appeared to be, copulation. At least one bird continued to sing but wasn't 
visible as the breeze kept the leaves moving too much for me to pick out. 

Gary


On May 25, 2012, at 10:07 AM, Kenneth Victor Rosenberg wrote:

8th time's a charm! With a brief window in downtown Ithaca before an 
appointment, I decided to give a listen at the sycamores by the 3rd tee of 
Ithaca city golf course (Pier Rd). Arriving at 8:20, I immediately heard the 
double-noted song of a YELLOW-THROATED WARBLER out my car window -- it was 
among the loudest bird songs there and easily heard over the noisy 
grass-cutters and other truck noise in the area. I spotted the bird mid-height 
in the sycamore closest to Fall Creek, and then it flew up very high in the 
sycamores over the 3rd tee, continuing to sing.

While I was following the singing bird, I heard a loud chip closer by and was 
surprised to see a SECOND YELLOW-THROATED WARBLER foraging lower in the 
sycamore. I followed the second bird for awhile as the first bird sang -- it 
(she?) flew from cluster to cluster of newly opening sycamore leaves, working 
its way higher in the trees. Then, I briefly saw the singing bird fly to the 
second bird and they had a brief (seemingly nonagressive) interaction partially 
hidden from view -- this was possibly a brief copulation. The two birds then 
took off to the north, flying towards or over the fire-training building area. 
No more songs were heard in the 10 minutes I remained in the area.

These birds behaved exactly as a breeding pair would be expected to behave, 
which is not that surprising given the longevity and irregular appearance of 
the singing male (probably using a larger home range), the perfectly suitable 
habitat, northward expansion of many species, and global warming in general. 
Others hopefully will be able to document and confirm this breeding activity in 
the coming weeks.

KEN


Ken Rosenberg
Conservation Science Program
Cornell Lab of Ornithology
607-254-2412
607-342-4594 (cell)
k...@cornell.edu


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Re: [cayugabirds-l] Yellow-throated Warbler PAIR at Ithaca City Golf Course

2012-05-25 Thread Dave Nutter
The song Gary recorded is the song I've heard from a Yellow-throated Warbler in the Renwick/Pier Rd area this month several times,a series of loud double notes, of which the second note is lower, but each double note is the same. Although I also heard fainter introductory and ending notes, they were not very noticeable nor accented, so basically from a distance you hear:"TEE-TU TEE-TU TEE-TU TEE-TU TEE-TU TEE-TU"This apparently uncommon song is also what Stuart recorded. From Ken's description it may be what he heard as well.However, the last time I heard  saw a Yellow-throated Warbler at this location, on 23 May about 6:50am, it sounded like most recordings of the species and like I've heard in NJ, a series of similar notes, each descending in pitch and the later notes being a bit lower, except the last note, which rises:"teer teer teerteer teer teer tuwee?"Or exaggerating the pitch change:"teer teer teerwee"  teer teer teer tuWhen I heard a second song from this location, I wondered:Does the first song represent some basic innate pattern on which the usual song is built?Has the first bird finally learned the correct song, perhaps from people trying playback?Does the first song indicate something different from the second, such as mating status?Is the second song simply from a second bird?Now that Gary reports two birds singing and also two birds mating, that raises more questions. Did both singing birds sing the same type song? Do females sing, and if so do they sing a different song? Or were there two males and at least one female?--Dave NutterPS - Gary, did you really mean "Ken's great sighing" (very apt), or did you mean "Ken's great sighting" (also very apt)?On May 25, 2012, at 08:36 PM, Gary Kohlenberg jg...@cornell.edu wrote:Inspired by Ken's great sighing I made my seventh trip to Pier Rd. for this bird. After about 1/2 hr. of cruising up and down the walkway I was able to see one Yellow-throated Warbler foraging in the Sycamores by the tee. It eventually started singing and then I heard a second one across the river singing. I managed to get three recordings of the song on my phone. Things got crazy for a while when a Coopers Hawk flew in to sit in the same Sycamore ! My thanks went to the Starlings that managed to beat him into submission; leaving for friendlier territory.

My looks were considerably higher in the canopy and they also included, what appeared to be, copulation. At least one bird continued to sing but wasn't visible as the breeze kept the leaves moving too much for me to pick out. 

Gary


On May 25, 2012, at 10:07 AM, Kenneth Victor Rosenberg wrote:

8th time's a charm! With a brief window in downtown Ithaca before an appointment, I decided to give a listen at the sycamores by the 3rd tee of Ithaca city golf course (Pier Rd). Arriving at 8:20, I immediately heard the double-noted song of a YELLOW-THROATED WARBLER out my car window -- it was among the loudest bird songs there and easily heard over the noisy grass-cutters and other truck noise in the area. I spotted the bird mid-height in the sycamore closest to Fall Creek, and then it flew up very high in the sycamores over the 3rd tee, continuing to sing.

While I was following the singing bird, I heard a loud chip closer by and was surprised to see a SECOND YELLOW-THROATED WARBLER foraging lower in the sycamore. I followed the second bird for awhile as the first bird sang -- it (she?) flew from cluster to cluster of newly opening sycamore leaves, working its way higher in the trees. Then, I briefly saw the singing bird fly to the second bird and they had a brief (seemingly nonagressive) interaction partially hidden from view -- this was possibly a brief copulation. The two birds then took off to the north, flying towards or over the fire-training building area. No more songs were heard in the 10 minutes I remained in the area.

These birds behaved exactly as a breeding pair would be expected to behave, which is not that surprising given the longevity and irregular appearance of the singing male (probably using a larger home range), the perfectly suitable habitat, northward expansion of many species, and global warming in general. Others hopefully will be able to document and confirm this breeding activity in the coming weeks.

KEN


Ken Rosenberg
Conservation Science Program
Cornell Lab of Ornithology
607-254-2412
607-342-4594 (cell)
k...@cornell.edu


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