windblown grulla and bay dun wild horses walking on sykes ridge in the pryor mountains of wyoming united states

animal arrowhead band bay big black caballus canyon desert dun equus female feral ferus free golden gray grulla grullo herd horn horse horses hour male mammal mane mare montana mountains mustang proud pryor pryors range ridge rockies rocky silver stallion states sunlt sykes tail three tillett united usa west western wild wildlife windblown windy wyoming