Wild horse near the Merrick butte. Monument valley national park. Arizona. USA.

feral horse natural area landscape desert autumn arizona erosion adult alone overview equus western national park sandstone monument valley navajo tribal park blue sky december navajo feral species nobody butte wild horses domestic wild horses wild horse feral horses nature natural areas ecosystem ecosystems landscapes desertic areas desert areas desert area desertic zone desertic zones desertic area fall (season) autumnal erosions wear (geology) adults single lonely only solo one lone overviews global sight global sights full length wild west conquest far west style national parks sensitive natural areas blue skies good weather nice weather feral organism returned to wild state with nobody horse (equus caballus) equidae (domestic) domestic mammal domestic animal fauna use natural resources use naturalness area temperate season seasons ambiance mountain states western united states united states of america north america america earth's crust stage of development individual enumeration shot equidae perissodactyla mammalia cynodontia therapsida eupelycosauria synapsida tetrapoda tetrapodomorpha rhipidistia sarcopterygii euteleostomi gnathostomata vertebrata chordata deuterostomia coelomata bilateria metazoa opisthokonta eukaryota environment protection environment management biodiversity management environment mineral matter matter (substance) sky meteorological phenomenon meteorology science north american indian american indian ethnic group species particularity species geological formation