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Evolution saves Samoan butterfly

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razors edge Donating Member (1000+ posts) Send PM | Profile | Ignore Sat Jul-14-07 05:51 PM
Original message
Evolution saves Samoan butterfly
Edited on Sat Jul-14-07 06:12 PM by DiktatrW
http://www.sciencedaily.com/upi/index.php?feed=Science&article=UPI-1-20070713-21460500-bc-us-butterflies.xml

BERKELEY, Calif., July 13 (UPI) -- Evolution appears to have helped the male Hypolimnas bolina butterfly make a comeback on the islands of Samoa, researchers said.

Within 10 generations that spanned less than a year, the proportion of males of the Hypolimnas bolina butterfly on the South Pacific island of Savaii jumped from a meager 1 percent of the population to about 39 percent, the University of California, Berkeley, said Friday in a release.

The findings were published in the July 13 issue of the journal Science.

Lead author Sylvain Charlat of University College London and Berkeley said a parasite called Wolbachia was apparently killing male butterfly embryos.

The butterflies, commonly known as the Blue Moon or Great Eggfly butterfly, had nearly disappeared by 2001. By the end of 2006, however, the number of males had recovered.



Don't bother telling the fundies, they are rapidly becoming a lost branch of evolution and to waste our time will only drag us down with them.

Edit: spelling in headline copied from original.
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NC_Nurse Donating Member (1000+ posts) Send PM | Profile | Ignore Sat Jul-14-07 05:53 PM
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1. Yeah, right.
Everyone knows it was Jeebus! :sarcasm:
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