wild horse grulla gray colored mare on sykes ridge in the pryor mountains in montana

afternoon animal area arrowhead arrowheads big black blaze blm blue bureau caballus canyon cloud dorsal equus female feral ferus free gray grey grulla horn horse land mammal management mane mare montana mountain mountains mustang national pregnant proud pryor range recreation ridge roan scar states stripe sunset sykes tail teacup tillett united usa west western white wild wind windblown windy wyoming