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Photo#32093
Giant Cloudless Sulphur in PA - Phoebis sennae - female

Giant Cloudless Sulphur in PA - Phoebis sennae - Female
Philadelphia - John Heinz National Wildlife Refuge at Tinicum, Philadelphia County, Pennsylvania, USA
September 17, 2005
Size: 2+"
I was looking at a number of Common and Orange Sulphurs when this odd specimen happened by. It was my first Giant Sulphur (Giant Cloudless?), located near the beginning of our hike in Tinicum.