ZipUSA: 83011 << Back to Feature Page View exclusive photographs and get the facts behind the frame. Click to ZOOM IN >> Click to ZOOM IN >> Click to ZOOM IN >> Field Work Photograph by Penny De Los Santos Where the buffalo roam, they also leave scat. Teton Science Schools students learn to estimate the population of free-wandering bison by measuring off an area of sage flats, then counting any platter-size reminders the animals have left behind. Camera: Canon EOS 1N Film Type: Fuji Provia 100ASA Lens: 20-35mm  Speed and F-Stop: 1/25 @ f/8 Weather Conditions: Partly cloudy Time of Day: Morning Lighting Techniques: Available light and Minolta V light meter

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