RME1WEJ4–Bighorn sheep ram (Ovis canadensis), with frost-covered muzzle at -28C, Jasper National Park, Alberta, Canada

RM2C0Y5MN–Bighorn Sheep laying down in Jasper National Park, Alberta

RMJR00P6–A portrait view of a wild Bighorn Sheep 'Ovis canadensis' standing in a field of green grasses and deep vegetation.

RME1WEJ3–Bighorn sheep ram (Ovis canadensis), with frost-covered muzzle at -28C, Jasper National Park, Alberta, Canada

RM2C0Y5MR–Bighorn Sheep laying down in Jasper National Park, Alberta

RFDYPYKH–A group of Bighorn Sheep challenging each other in a head butting contest

RME1WEJ1–Bighorn sheep, ewe and lamb (Ovis canadensis), with frost-covered muzzles at -28C, Jasper National Park, Alberta, Canada

RM2C0Y5KA–Bighorn Sheep laying down in Jasper National Park, Alberta

RFCFC3A5–Big Horn Sheep (Ovis canadensis), Jasper National Park, Alberta, Canada

RMA90EBR–A Bighorn Sheep ram standing looking over a ridge in a snow storm.

RM2C0Y5J8–Bighorn Sheep laying down in Jasper National Park, Alberta

RMBGMPFK–Two Bighorn Sheep on a snow covered slope in Jasper National Park Alberta Canada

RFJJM6BN–Big Horn Sheep in Jasper Canada (Ovis canadensis)