Found in Eastern US, dry conifer forest, Cherokee National Forest, TN.
http://www.flickr.com/photos/49301708@N0…
http://www.flickr.com/photos/49301708@N0…
http://www.flickr.com/photos/49301708@N0…
http://www.flickr.com/photos/49301708@N0…
http://www.flickr.com/photos/49301708@N0…
http://www.flickr.com/photos/49301708@N0…
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That is an Eastern Fence Lizard(Sceloporus undulatus).