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Swallowtail butterflies, (Lepidoptera: Papilionidae). Photo by Drees.

Top: palamedes swallowtail, Papilio palamedes Drury; Papilio multicaudatus Kirby;
Middle: tiger swallowtail, Papilio glaucus Linnaeus;
Bottom: spicebush swallowtail, Papilio troilus Linnaeus.