Bullfrog at John Heinz National Wildlife Refuge, Philadelphia, PA. Subjects: Amphibians; Wildlife refuges. Location: Pennsylvania. Fish and Wildlife Service Site: JOHN HEINZ NATIONAL WILDLIFE REFUGE AT TINICUM. . 1998 - 2011.

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Size: 2630px × 1901px
Photo credit: © piemags/FWL / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: amphibians, refuges, wildlife