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Eastern tiger swallowtail on right.
Very cool and windy this morning and this swallowtail was very cooperative while trying to soak up some solar gain.
Eastern Tiger Swallowtail butterfly on the banks of Manassas Run at the Shennandoah River.
May 4, 2013
Chino Farms BioBlitz April 27, 2013
The Eastern Tiger Swallowtail (Papilio glaucus) is a large (12Â cm wingspan) swallowtail butterfly. It is found in the Eastern United States, as far north as southern Vermont, and as far West as extreme Eastern Colorado. It flies from spring through fall, and most of the year in the southern portions of its range, where it may produce two or three broods a year. In the Appalachian region, it is replaced by the closely-related and only recently...