Prehensile-tailed porcupine tries to stand on back legs Album Nashville Zoo Image 159/225 Jun 01, 2012 13:36 Original Metadata Camera Model:Canon EOS 50D Original Time Taken:Jun 01, 2012 13:36 Shutter Speed:1/400 sec Aperture:f/9 ISO Sensitivity:1600 Exposure Compensation:0 EV Metering Mode:Pattern Flash Fired:No Flash Focal Length:250 mm Seen during the Animal All Stars show