Sumio Harada / Lake in fall, Bowman Lake, Glacier National Park, Montana

Sumio Harada / Mountain Goat (Oreamnos americanus) males in snow, Glacier National Park, Montana

Sumio Harada / Bighorn Sheep (Ovis canadensis) rams pursuing ewe in snowstorm, Glacier National Park, Montana

Sumio Harada / Bighorn Sheep (Ovis canadensis) rams and a female on snowy cliff face, Glacier National Park, Montana

Sumio Harada / Black Bear (Ursus americanus) mother and cub near tree den, Glacier National Park, Montana

Sumio Harada / Black-footed Ferret (Mustela nigripes) emerging from burrow in ground, recently released from captive breeding program onto the Fort Belknap Indian Reservation, Montana

Sumio Harada / Black-footed Ferret (Mustela nigripes) emerging from burrow in ground, recently released from captive breeding program onto the Fort Belknap Indian Reservation, Montana

Sumio Harada / Black-footed Ferret (Mustela nigripes) emerging from burrow in ground, recently released from captive breeding program onto the Fort Belknap Indian Reservation, Montana

Sumio Harada / Bighorn Sheep (Ovis canadensis) males butting heads to compete for females, Rocky Mountains, North America

Sumio Harada / Mountain Goat (Oreamnos americanus) mother and baby, Rocky Mountains, North America

Sumio Harada / Mountain Goat (Oreamnos americanus) leaping in snow, Rocky Mountains, Glacier National Park, Montana

Sumio Harada / Red Squirrel (Tamiasciurus hudsonicus) separating seeds from an Engelmann Spruce (Picea engelmannii) cone to store for winter food, Rocky Mountains, Alberta, Canada