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Black Swallowtail

Papilio polyxenes

Photo by lynne.warren
Published on Project Noah
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41.8062, -72.1875

Field Notes

Habitat:

Caterpillar found eating bronze fennel.

Species ID Suggestions

Comments (7)

they start out dark and become green as they get bigger. Here's a link to a guide that shows the various stages: http://bugguide.net/node/view/33939
Isn't that the dark form, I thought they are usually green.
thanks, I was so excited when I spotted it! Just when I thought the season was over....

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