Erika McKinney, Fort Indiantown Gap research associate, takes a break from research work to show off a regal fritillary caterpillar in the labs at ZooAmerica in Hershey, Pa. The zoo and Fort Indiantown Gap are in the middle of their fifth season on a collaborative conservation project involving the rare regal fritillary butterfly that is found at the South Central Pennsylvania military installation. ( Army National Guard photo by Maj. Angela King-Sweigart/Released)

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Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

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