05 Aug '13, 4pm

Grounds Maintenance Implicated in Butterfly Extinctions #Environnement (TradeKnit)

Habitat loss and pesticides overwhelm two hardy butterfly subspecies. By Candace Pearson Now extinct, the Zestos Skipper was never considered for the Endangered Species List because populations in Florida were not discovered to be a separate subspecies until too late. The U.S. Fish and Wildlife Service recently announced that two subspecies of butterfly native to South Florida, the rockland grass skipper and the Zestos skipper, are likely extinct. Though loved for their delicate appearance, butterflies have a reputation with scientists as being relatively resilient to environmental changes wrought by humans. When their habitats are lost to development or invasive species, populations sometimes disappear in one place, only to show up in another. That’s why scientists waited more than a decade to declare these extinctions and why some Floridians are viewing this as a serious...

Full article: http://www.buildinggreen.com/auth/article.cfm/2013/7/28/G...

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Florida declares two butterfly species extinct ...

news.mongabay.com 10 Aug '13, 8pm

Florida declares two butterfly species extinct as pollinator crisis worsens By: Alexander Holmgren August 01, 2013 print C...