I have one, Lang. We named it Coqui St. Jacques.
Bernie
>Walt:
>
>Do you by any chance have recordings of the Coqui?
>
>Lang
>
>> Marty Michener wrote:
>>
>>> I completely agree and extend your suggestions to birds you usually hear in
>>> mixed flocks - as far as I know there is no software or sound products that
>>> enable learning this discrimination. I recall Chan Ribbon, in 1957, next
>>> to about 700,000 mixed blackbird roosting (evening) population, explaining
>>> to me which sounds were the starlings (most), which the cowbirds and which
>>> (rarest) were Red-winged Blackbirds. I was and am still amazed at this
>>> man, although there is a long impressive line ahead of me.
>>
>> We tend to talk as if birds (or frogs) have a call. They have a vocabulary.
>>
>>> Flocks especially noteworthy are roosting flocks and nesting colonies of
>>> swallows and herons. I have a recording from Stone Harbor, NH in 1957 and
>>> I have no idea which of the 8 or so species visible make which sounds -
>>> except for the occasional gull. This is a great point you make, Walt, I
>>> wish now Stone Harbor was in stereo.
>>
>> I did not think it mattered much until I started recording in stereo.
>> Now I really don't want to record in mono.
>>
>>> Of course frogs in general produce calls with the evolutionary idea of
>>> attracting adults of their species, whereas songbirds mostly use sound to
>>> repel their own kind. Roosting bird sounds presumably are in the
>>> attracting department, like frogs.
>>
>> Frogs have not only attracting calls, but territorial ones. Plus a few
>> others. You'd only have to spend a night here when the Cope's Grays are
>> calling to pick them up. They set out there squabbling over a few inches
>> on the edge of the half cask that's their favorite breeding spot. Some
>> nights there is more squabbling than calling for females. However, those
>> nights tend to produce the most eggs too. There's so much squabbling
>> because there are more of them and limited space.
>>
>> Probably the classic example is the Coqui frog. It's call sounds like
>> it's name. And, in this case a single call is both. The Co part is the
>> territorial warning to other males, the qui is the attracting the female
>> part. And what's more, the hearing of these frogs is wired
>> appropriately, the males are more sensitive in the range of the Co, and
>> the females the qui.
>>
>>> How would you classify the human noise at a football game?
>>
>> Noise, definitely repelling. At a distance it's almost white noise.
>>
>> Walt
>>
>>
>>
>> To unsubscribe from this group, send an email to:
>>
>>
>>
>>
>> Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
>>
>>
>>
>
>
>
>To unsubscribe from this group, send an email to:
>
>
>
>
>Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
Wild Sanctuary, Inc.
P. O. Box 536
Glen Ellen, California 95442-0536
Tel: (707) 996-6677
Fax: (707) 996-0280
http://www.wildsanctuary.com
________________________________________________________________________
________________________________________________________________________
|