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Pipevine Swallowtail Butterfly
Battus philenor: Pipevine Swallowtail Butterfly, black with blue iridescence and yellow spots, resting on Emory Oak
Pipevine Swallowtail caterpillar resting on grass stem late afternoon 
Aristolochia watsonii: Desert Pipevine, with ribbed seed capsules at lower left and lower center. Aristolochia genus members are food plants of the Pipevine Swallowtail caterpillar which incorporates their poison into its skin to ward off predators. |
