Wildlife wild USA US United States of America United States United states State Sheep family sheep Service picture photos Photography photographs photograph photo parks park Ovis canadensis Ovis NPS NP North America National Park national images image Donohue coastal Carl Donohue Carl canadensis bighorn sheep Bighorn Americas American America babies baby little small young fur furry vertical verticals portrait portraits poise poised pose posed posing Mountain Rockies Rocky Rocky Mountains province provinces provincial pretty immature juvenile juveniles juvie sub adult subadult subadults teenager teenagers youngster gentle gentleness cute Canada Canadian AL Alberta Athabasca athabascan Jasper wilderness