Buffalo roaming on the QB Ranch in West Texas. Courtesy Of Wayne Kirk hide caption

itoggle caption Courtesy Of Wayne Kirk

Texas GOP gubernatorial candidates (from left) Gov. Rick Perry, Sen. Kay Bailey Hutchison and Debra Medina debate in Dallas. Louis DeLuca, Pool/AP hide caption

itoggle caption Louis DeLuca, Pool/AP

The Bamberger Ranch Preserve is home to 60 of the scimitar-horned oryx, an endangered species that has not been seen in the wild for 20 years. Scott Kentros for NPR hide caption

itoggle caption Scott Kentros for NPR

Texas House Speaker Joe Straus is one of the newest stars of the Republican Party, but whether he can carry his appeal nationally remains to be seen. Harry Cabluck/AP hide caption

itoggle caption Harry Cabluck/AP