02/04/2006, 12:06 PM
Canon EOS D60, 1/640 sec, f/8, 250mm (70 to 300), ISO 200
Bighorn Sheep (Ovis canadensis)
(Yellowstone National Park, Lamar Valley)
02/04/2006, 2:19 PM
Canon EOS D60, 1/640, f/5.6, 300mm (70-300), ISO 200, Bogen 3040 Tripod, Bogen 3047 Head
4 ewes near Cliff Shelf
Big ram on high ledge
Mid-age ram and young ram on Beargrass slope on Highline Trail, warm sun
Big Horn Sheep, Rocky Mountains National Park, Colorado
Grazing roadside in the national park
Observed resting in the evening.
Observed in a grassland.
The bighorn sheep (Ovis canadensis) is a species of sheep in North America named for its large horns. These horns can weigh up to 30 lb (14 kg), while the sheep themselves weigh up to 300 lb (140 kg). Recent genetic testing indicates three distinct subspecies of Ovis canadensis, one of which is endangered: O. c. sierrae. Sheep originally crossed to North America over the Bering land bridge from Siberia: the population in North America peaked in the millions, and...