Schaus swallowtail

File photo of a Schaus swallowtail butterfly. Photo by PABLO PORCIUNCULA/AFP/Getty Images)

Scientists Hope Lab Program Saves Fla. Butterfly

The fate of an endangered butterfly species in the Florida Keys may rest on the fragile wings of a single female Schaus swallowtail and a handful of caterpillars captured in Biscayne National Park, according to University of Florida researchers hoping they have a second chance to save it from extinction.


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