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Gulf Fritillary

Agraulis vanillae (species), “Passion Butterfly”

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The Gulf fritillary or passion butterfly (Agraulis vanillae) is a bright orange butterfly in the subfamily Heliconiinae of the family Nymphalidae. That subfamily was formerly set apart as a separate family, the Heliconiidae. The Heliconiinae are "longwing butterflies", which have long, narrow wings compared to other butterflies. Gulf fritillary is the only member of genus Agraulis. Agraulis vanillae is most commonly found in the southern areas of the United States, specifically in many regions of Florida and Texas.Gulf fritillaries have a chemical defense mechanism in which they release odorous chemicals in response to predator sightings. As a result, common predators learn to avoid this species. Pheromones play a critical role in male-female courtship behaviors, with male gulf…

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Range Maps show field notes recorded by Natural Atlas contributors and other datasets via GBIF.org

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