A lizard pauses to evaluate an intruder into its turf on the floor of Palo Duro Canyon in Armstrong County in the Texas panhandle [graphic].

A lizard pauses to evaluate an intruder into its turf on the floor of Palo Duro Canyon in Armstrong County in the Texas panhandle [graphic]. Highsmith, Carol M., 1946- photographer. still image Digital photographs Color 2010-2020. gmgpc 2014-06-03. eng Title, date, and keywords based on information provided by the photographer. Credit line: The Lyda Hill Texas Collection of Photographs in Carol M. Highsmith's America Project, Library of Congress, Prints and Photographs Division. The Lyda Hill Foundation; Forms part of: Lyda Hill Texas Collection of Photographs in Carol M. Highsmith's America Project in the Carol M. Highsmith Archive. Palo Duro Canyon Palo Duro State Park Lizards America United States Texas Armstrong County. Carol M. Highsmith Archive. http://hdl.loc.gov/loc.pnp/highsm.29466 No known restrictions on publication.