Desert bighorn sheep establish two desert areas in southwestern Arizona to help preserve the desert bighorn sheep: Cabeza Prieta National Wildlife Refuge and the Kofa National Wildlife Refuge. In 1941, the San Andres National Wildlife Refuge in New Mexico was added. Desert bighorn sheep populations have trended upward since the 1960s when their population was estimated at 6,700-8,100. The upward trend was caused by conservation measures, including habitat preservation. In 1980, desert bighorn sheep populations were estimated at 8,415-9,040. A state-by-state survey was conducted a few years later and estimated the overall US desert bighorn sheep population at 15,980. The 1993 estimate of
The Painted Hills well as monaural ¼″ tapes. The score for "The Painted Hills" was composed by Daniele Amfitheatrof. Track listing for "The Painted Hills" (Disc 5) Total Time: 47:37 According to MGM records, the film earned $783,000 in the US and Canada and $302,000 elsewhere, leading to a loss of $122,000. Along with seven other MGM films released the first half of 1951, the copyright on "The Painted Hills" lapsed after MGM neglected to file the necessary renewal applications in 1979. As such, the film is now part of the public domain and has been released to VHS and DVD by a