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Swallowtail butterfly


Swallowtail butterfly, appeared mostly black with some blue spots on lower wings edges, and white spots on upper wing edges


Seen on mud patches at edge of Green River in Mammoth Cave National Park at site of Houchins Ferry crossing.


Appeared to be drinking moisture or taking up minerals from the mud. There were numerous butterflies of many species doing the same thing.

1 Species ID Suggestions

Spicebush swallowtail
Papilio troilus Papilio troilus - Wikipedia

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Spotted by

Brownsville, Kentucky, United States

Spotted on Aug 8, 2020
Submitted on Aug 9, 2020

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