If you are interested in seeing the full article send me an email. I have access to the journal through my work. FWIW, they used a Oly C-3000 to photograph the larvae and a flat bead scanner to image the butterflies.
Perry. On Thu, Jun 26, 2008 at 8:06 AM, P. J. Alling <[EMAIL PROTECTED]> wrote: > Oh yes I did. The abstract was quite interesting, if you read closely > the hypothesis was that the insect would be darker in cold climates to > help the insects keep warm. The quot and the position in the abstract > that tells me how much this hypothesis is worth is this one > >> Across all populations, monarch larvae developed the darkest >> coloration in the cold treatment and were lightest when reared in hot >> temperatures. Similar results were observed for measures of adult wing >> melanism, /with the exception of adult females, which developed darker >> colored wings in warmer temperatures./ > Hum, damn near half of the experimental population showed the reverse > adaptation. Perhaps there is another explanation. In the current > question as to whether this effect is great enough to make as big a > difference as seen between Walters butterfly shot and mine, or whether > processing or perhaps color space caused the difference, the abstract > doesn't tell us that. In fact it tells little or nothing at all. > > AlunFoto wrote: >> If you scroll down, the abstract is available for free and in plain >> text. As is the custom for most of those scientific publishing >> services. I wouldn't pay, either, only to find out something about >> some American butterfly, but I thought you perhaps would have found >> the abstract interesting too. >> >> Jostein >> >> >> 2008/6/26 P. J. Alling <[EMAIL PROTECTED]>: >> >>> Damnifiknow. The link you posted wants money, and I refuse to pay to >>> read. I've never heard of temperature differences causing wing color >>> differences. Monarchs live in every temperate climate and overwinter >>> in Mexico, none of the photographs I've seen from their winter quarters >>> have ever shown a particularly large color variation. On the other hand >>> the difference between the colors I saw in Walters photo and mine were >>> reminiscent of the difference I observed when I converted to jpeg on a >>> few images without first converting to the correct color space. >>> >>> AlunFoto wrote: >>> >>>> Peter, Walt, Bob, >>>> >>>> Is there natural variation in Monarch wing color? >>>> I did a quick google search and came across a scientific study of >>>> monarchs reared at different temperatures in a lab. The article is >>>> mostly concerned with larva colour, but also mentions that adult >>>> females from populations grown in warmer conditions become darker than >>>> usual. >>>> >>>> http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6T94-4GJM3Y5-1&_user=10&_rdoc=1&_fmt=&_orig=search&_sort=d&view=c&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=a63c95bf46d5dc941776d1da7d26b91b >>>> >>>> Now since Walt lives in Florida... :-) >>>> >>>> Jostein >>>> >>>> 2008/6/25 Bob Sullivan <[EMAIL PROTECTED]>: >>>> >>>> >>>>> Walt and Peter, >>>>> I don't think there's a lot wrong with the color, >>>>> especially since flash was used. >>>>> Here's one without flash, taken on Fujichrome and scanned to a Kodak CD. >>>>> http://photo.net/photodb/photo?photo_id=7452144&size=lg >>>>> Regards, Bob S. >>>>> >>>>> On Wed, Jun 25, 2008 at 11:06 AM, Christine Aguila >>>>> <[EMAIL PROTECTED]> wrote: >>>>> >>>>> >>>>>> Hi Walt: Very nice, but perhaps a little bit of a crop on the right? >>>>>> Great >>>>>> catch nonetheless! Cheers, Christine >>>>>> >>>>>> >>>>>> ----- Original Message ----- >>>>>> From: "Walter Hamler" <[EMAIL PROTECTED]> >>>>>> To: "Pentax-Discuss Mail List" <[email protected]> >>>>>> Sent: Tuesday, June 24, 2008 7:08 PM >>>>>> Subject: PESO-Butterfly Encounter >>>>>> >>>>>> >>>>>> >>>>>> >>>>>>> Local Nursery has a Butterfly House. Great opportunity for pics but I >>>>>>> have learned bigtime that macro is hard!!! >>>>>>> >>>>>>> Walt >>>>>>> >>>>>>> http://walthamler.smugmug.com/gallery/4592986_mrB5J/3/319375517_VQr2A#319375517_VQr2A-XL-LB >>>>>>> >>>>>>> -- >>>>>>> PDML Pentax-Discuss Mail List >>>>>>> [email protected] >>>>>>> http://pdml.net/mailman/listinfo/pdml_pdml.net >>>>>>> to UNSUBSCRIBE from the PDML, please visit the link directly above and >>>>>>> follow the directions. >>>>>>> >>>>>>> >>>>>>> >>>>>> -- >>>>>> PDML Pentax-Discuss Mail List >>>>>> [email protected] >>>>>> http://pdml.net/mailman/listinfo/pdml_pdml.net >>>>>> to UNSUBSCRIBE from the PDML, please visit the link directly above and >>>>>> follow the directions. >>>>>> >>>>>> >>>>>> >>>>> -- >>>>> PDML Pentax-Discuss Mail List >>>>> [email protected] >>>>> http://pdml.net/mailman/listinfo/pdml_pdml.net >>>>> to UNSUBSCRIBE from the PDML, please visit the link directly above and >>>>> follow the directions. >>>>> >>>>> >>>>> >>>> >>>> >>>> >>> -- >>> Vote for Cthulhu. Why settle for a lesser evil... >>> -- Dr. Jerry Pournelle >>> >>> >>> -- >>> PDML Pentax-Discuss Mail List >>> [email protected] >>> http://pdml.net/mailman/listinfo/pdml_pdml.net >>> to UNSUBSCRIBE from the PDML, please visit the link directly above and >>> follow the directions. >>> >>> >> >> >> >> > > > -- > Vote for Cthulhu. Why settle for a lesser evil... > -- Dr. Jerry Pournelle > > > -- > PDML Pentax-Discuss Mail List > [email protected] > http://pdml.net/mailman/listinfo/pdml_pdml.net > to UNSUBSCRIBE from the PDML, please visit the link directly above and follow > the directions. > -- <----------------------------------------------------> Perry Pellechia Primary email: [EMAIL PROTECTED] Alternate email: [EMAIL PROTECTED] Home Page: http://homer.chem.sc.edu/perry <----------------------------------------------------> -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.
