Location: Waterloo Quartzite Outcrops State Natural Area and Mud Lake Wildlife Area
Clear day, light breeze, mid-70s. Goldenrod, Joe Pye Weed, Boneset, Compass Plant, Thistles in bloom. Many of the butterflies seemed to prefer the Thistles. There were two Giant Swallowtails caterpillars together on a Prickly Ash shrub.
Giant Swallowtail caterpillars
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