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Gulf Fritillary Caterpillar

Agraulis Vanillae

Published on Project Noah
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26.2425, -80.2141

Field Notes

Description:

The larva is a caterpillar which grows to approximately 4 cm (1.6 in) in length. It is bright orange in color and covered in rows of black spines. The spines are soft to the touch and do not sting, but the larva is poisonous if eaten. The larva feeds exclusively on species of passionflower.

Habitat:

Passiflora Obovata in the backyard.

Notes:

When the time comes for the caterpillar to create its chrysalis it turns a greyish color and begins to spin a silk-like substance into a ball on top or against a malleable surface. It then attaches its rear end to the "silk" lump and hangs upside down in a "j" position. by small contractions of the muscles it begins to shed its skin and head revealing a soft pinkish tan form. Quickly the soft form hardens and becomes greyish brown. The chrysalis stays in this form for eleven to twenty-one days. After that period of time, a small crack begins to form at the tip of the chrysalis revealing the butterfly's head. It continues to slowly move down through the bottom of the chrysalis until its legs are free to cling onto the shell of the chrysalis and pull itself the rest of the way out.

Species ID Suggestions

Gulf Fritillary caterpillar

Agraulis vanillae

Comments (2)

This is a very young caterpillar. The plant has to be a passion vine. And I can see it better in your other spottings. The orange things are other Gulf Fritillary eggs.
Photographed
PublishedOctober 22, 2013

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