Moose (Alces alces)
Jasper National Park, Alberta Canada. Bull moose feeding on fireweed.
Moose (Alces alces)
Face-to-face in Jasper National Park, Alberta Canada.
Moose (Alces alces)
In wetland on the Kenai Peninsula, Alaska.
Moose (Alces alces)
In wetland on the Kenai Peninsula, Alaska.
Elk (Cervus canadensis)
Elk (Cervus canadensis)
Yellowstone National Park, Wyoming.
Elk (Cervus canadensis)
Elk (Cervus canadensis)
Grand Canyon National Park, Arizona.
Elk (Cervus canadensis)
Elk (Cervus canadensis)
Bull Elk kick boxing with an
audience. Mt. St. Helens National Volcanic Monument, Washington. Previously published in The Bugle: The Jounal of the Rocky Mountain Elk Foundation.
Elk (Cervus canadensis)
Elk (Cervus canadensis)
In grassland habitat at Yellowstone National Park, Wyoming.
Elk (Cervus canadensis)
In grassland habitat at Yellowstone National Park, Wyoming.
Caribou (Rangifer tarandus)
Caribou (Rangifer tarandus)
Denali National Park, Alaska
Caribou (Rangifer tarandus)
Caribou (Rangifer tarandus)
Caribou (Rangifer tarandus)
Denali National Park, Alaska
Caribou (Rangifer tarandus)
Caribou (Rangifer tarandus)
Caribou (Rangifer tarandus)
Denali National Park, Alaska
Mule deer (Odocoileus hemionus)
Mule deer (Odocoileus hemionus)
Mule deer (Odocoileus hemionus)
Yellowstone National Park, Wyoming.
Mule deer (Odocoileus hemionus)
Mule deer (Odocoileus hemionus)
Mule deer (Odocoileus hemionus)
Zion National Park, Utah.
Mule deer (Odocoileus hemionus)
Mule deer (Odocoileus hemionus)
Mule deer (Odocoileus hemionus)
Zion National Park, Utah.
Mule deer (Odocoileus hemionus)
Mule deer (Odocoileus hemionus)
Bryce National Park, Utah.
Bison (Bison bison)
Yellowstone National Park, Wyoming.
Bison (Bison bison)
Yellowstone National Park, Wyoming.
Bison (Bison bison)
Yellowstone National Park, Wyoming.
Bison (Bison bison)
Yellowstone National Park, Wyoming.
Desert Bighorn Sheep (Ovis canadensis nelsoni)
Lake Mead National Recreation Area, Nevada.
Desert Bighorn Sheep (Ovis canadensis nelsoni)
Lake Mead National Recreation Area, Nevada.
Desert Bighorn Sheep (Ovis canadensis nelsoni)
Lake Mead National Recreation Area, Nevada.
Desert Bighorn Sheep (Ovis canadensis nelsoni)
Valley of Fire State Park, Nevada.
Desert Bighorn Sheep (Ovis canadensis nelsoni)
Desert Bighorn Sheep (Ovis canadensis nelsoni)
Valley of Fire State Park, Nevada.
Dall Sheep (Ovis dalli dalli)
Desert Bighorn Sheep (Ovis canadensis nelsoni)
Polychrome Pass, Denali National Park, Alaska
Dall Sheep (Ovis dalli dalli)
Dall Sheep (Ovis dalli dalli)
Polychrome Pass, Denali National Park, Alaska
Dall Sheep (Ovis dalli dalli)
Dall Sheep (Ovis dalli dalli)
Polychrome Pass, Denali National Park, Alaska
Stone Sheep (Ovis dalli stonei)
British Columbia, Canada
Grizzly Bear (Ursus arctos horribilis)
Denali National Park, Alaska.
Grizzly Bear (Ursus arctos horribilis)
Grizzly Bear (Ursus arctos horribilis)
Grizzly Bear (Ursus arctos horribilis)
Denali National Park, Alaska.
Grizzly Bear (Ursus arctos horribilis)
Grizzly Bear (Ursus arctos horribilis)
Grizzly Bear (Ursus arctos horribilis)
Denali National Park, Alaska.
Grizzly Bear (Ursus arctos horribilis)
Grizzly Bear (Ursus arctos horribilis)
Denali National Park, Alaska.
Pronghorn (Antilocapra americana)
Yellowstone National Park (Wyoming)
Pronghorn (Antilocapra americana
Pronghorn (Antilocapra americana
Yellowstone National Park (Wyoming)
Pronghorn (Antilocapra americana
Pronghorn (Antilocapra americana
Bryce Canyon National Park (Utah)
Arctic Ground Squirrel (Spermophilus parryii)
Denali National Park, Alaska.
Arctic Ground Squirrel (Spermophilus parryii)
Denali National Park, Alaska.
Golden-mantled Ground Squirrel (Callospermophilus lateralis)
North Cascades National Park, Washington.
White-tailed Antelope squirrel (Ammospermophilus leucurus)
Red Stone Trailhead, Lake Mead National Recreation Area, Nevada.
White-tailed Antelope squirrel (Ammospermophilus leucurus)
Cooling off behavior. Red Stone Trailhead, Lake Mead National Recreation Area, Nevada.
White-tailed Antelope squirrel (Ammospermophilus leucurus)
Red Spring, Red Rock Canyon National Conservation Area, Nevada
Black-tailed Prairie Dog (Cynomys ludovicianus)
Dinosaur National Monument, Colorado.
White-tailed Prairie Dog (Cynomys leucurus)
Utah
Yellow-bellied Marmot (Marmota flaviventris)
Yellow-bellied Marmot (Marmota flaviventris)
Glacier National Park, Montana.
Yellow-bellied Marmot (Marmota flaviventris)
Yellow-bellied Marmot (Marmota flaviventris)
Yellow-bellied Marmot (Marmota flaviventris)
Glacier National Park, Montana.
Hoary Marmots (Marmota caligata)
Yellow-bellied Marmot (Marmota flaviventris)
Hoary Marmots (Marmota caligata)
Polychrome Pass, Denali National Park, Alaska.
Ground Hog (Marmota marmota)
Yellow-bellied Marmot (Marmota flaviventris)
Hoary Marmots (Marmota caligata)
Allentown, Pennsylvania.
Fox Squirrel (Sciurus niger)
Austin, Texas.
Beaver (Castor canadensis)
Yellowstone National Park, Wyoming.
Beaver (Castor canadensis)
Yellowstone National Park, Wyoming.
Black-tailed (JackrabbitLepus californicus)
Ash Meadows National Wildlife Refuge, Nevada
Black-tailed (JackrabbitLepus californicus)
Black-tailed (JackrabbitLepus californicus)
Ash Meadows National Wildlife Refuge, Nevada
Black-tailed (JackrabbitLepus californicus)
Black-tailed (JackrabbitLepus californicus)
Ash Meadows National Wildlife Refuge, Nevada
Black-tailed (JackrabbitLepus californicus)
Black-tailed (JackrabbitLepus californicus)
Black-tailed (JackrabbitLepus californicus)
Ash Meadows National Wildlife Refuge, Nevada
Desert Cottontail (Sylvilagus audubonii)
Black-tailed (JackrabbitLepus californicus)
Black-tailed (JackrabbitLepus californicus)
Red Spring, Red Rock Canyon National Conservation Area, Nevada
Desert Cottontail (Sylvilagus audubonii)
Black-tailed (JackrabbitLepus californicus)
Red Spring, Red Rock Canyon National Conservation Area, Nevada
Coyote (Canis latrans)
Yellowstone National Park, Wyoming.
Coyote (Canis latrans)
Gray Fox (Urocyon cinereoargenteus)
Yellowstone National Park, Wyoming.
Gray Fox (Urocyon cinereoargenteus)
Gray Fox (Urocyon cinereoargenteus)
Austin, Texas
Short-beaked Echidna (Tachyglossus aculeatus)
Kangaroo Island, South Australia
Short-beaked Echidna (Tachyglossus aculeatus)
Kangaroo Island, South Australia
Short-beaked Echidna (Tachyglossus aculeatus)
Short-beaked Echidna (Tachyglossus aculeatus)
Victoria, Australia
Short-beaked Echidna (Tachyglossus aculeatus)
Short-beaked Echidna (Tachyglossus aculeatus)
Tasmania, Australia
Short-beaked Echidna (Tachyglossus aculeatus)
Short-beaked Echidna (Tachyglossus aculeatus)
Tasmania, Australia
Short-beaked Echidna (Tachyglossus aculeatus)
Short-beaked Echidna (Tachyglossus aculeatus)
Tasmania, Australia
Koala (Phascolarctos cinereus)
Kangaroo Island, South Australia
Koala (Phascolarctos cinereus)
Kangaroo Island, South Australia
Koala (Phascolarctos cinereus)
Kangaroo Island, South Australia
Koala (Phascolarctos cinereus)
Kangaroo Island, South Australia
Common Brushtail Possum (Trichosurus vulpecula)
Barossa Valley, South Australia
Common Brushtail Possum (Trichosurus vulpecula)
Barossa Valley, South Australia
Quokka (Setonix brachyurus)
Rottnest Island, Western Australia
Quokka (Setonix brachyurus)
Rottnest Island, Western Australia
Quokka (Setonix brachyurus)
Quokka (Setonix brachyurus)
Rottnest Island, Western Australia
Quokka (Setonix brachyurus)
Quokka (Setonix brachyurus)
Quokka (Setonix brachyurus)
Rottnest Island, Western Australia
Quokka (Setonix brachyurus)
Quokka (Setonix brachyurus)
Quokka (Setonix brachyurus)
Rottnest Island, Western Australia
Quokka (Setonix brachyurus)
Quokka (Setonix brachyurus)
Quokka (Setonix brachyurus)
Rottnest Island, Western Australia
Marrabee Rock Wallabee with joey (Petrogale mareeba)
Marrabee Rock Wallabee with joey (Petrogale mareeba)
Granite Gorge, Queensland, Australia
Marrabee Rock Wallabee with joey (Petrogale mareeba)
Marrabee Rock Wallabee with joey (Petrogale mareeba)
Granite Gorge, Queensland, Australia
Marrabee Rock Wallabee with joey (Petrogale mareeba)
Marrabee Rock Wallabee with joey (Petrogale mareeba)
Granite Gorge, Queensland, Australia
Tammar Wallaby (Notamacropus eugenii)
Tammar Wallaby (Notamacropus eugenii)
Marrabee Rock Wallabee with joey (Petrogale mareeba)
South Australia
Tammar Wallaby (Notamacropus eugenii)
Tammar Wallaby (Notamacropus eugenii)
Tammar Wallaby (Notamacropus eugenii)
South Australia
Tammar Wallaby (Notamacropus eugenii)
Tammar Wallaby (Notamacropus eugenii)
Tammar Wallaby (Notamacropus eugenii)
South Australia
Red kangaroo (Osphranter rufus)
Nambumg National Park, Western Australia
Red kangaroo (Osphranter rufus)
Hattah-Kulkyne National Park , South Australia
Red kangaroo (Osphranter rufus)
Common Wombat (Vombatus ursinus)
Nambumg National Park, Western Australia
Common Wombat (Vombatus ursinus)
Common Wombat (Vombatus ursinus)
South Australia
Common Wombat (Vombatus ursinus)
South Australia
Galapagos Sea Lion (Zalophus wollebaeki)
Stellar's Sea Lions (Eumetopias jubatus)
Galapagos Islands, Ecuador
Stellar's Sea Lions (Eumetopias jubatus)
Stellar's Sea Lions (Eumetopias jubatus)
Male haulout Benjamin Is., Juneau, Alaska
Galapagos Sea Lion (Zalophus wollebaeki)
California Sea Lion (Zalophus californianus) and Guadalupe Fur Seal (Actocephalus townsendi)
Galapagos Islands, Ecuador
California Sea Lion (Zalophus californianus) and Guadalupe Fur Seal (Actocephalus townsendi)
California Sea Lion (Zalophus californianus) and Guadalupe Fur Seal (Actocephalus townsendi)
California Sea Lion (Zalophus californianus) and Guadalupe Fur Seal (Actocephalus townsendi)
Sea of Cortez, Baja Peninsula, Mexico
Guadalupe Fur Seal (Actocephalus townsendi)
California Sea Lion (Zalophus californianus) and Guadalupe Fur Seal (Actocephalus townsendi)
New Zealand Fur Seal (Arctocephalus forsteri)
Underwater, Sea of Cortez, Baja Peninsula, Mexico
New Zealand Fur Seal (Arctocephalus forsteri)
California Sea Lion (Zalophus californianus) and Guadalupe Fur Seal (Actocephalus townsendi)
New Zealand Fur Seal (Arctocephalus forsteri)
Milford Sound, South Island, New Zealand
Australian Sea Lion ()
Australian Sea Lion ()
Kangaroo Island, South Australia
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Australian Sea Lion ()
Australian Fur Seal (Arctocephalus pusillus doriferus)
Kangaroo Island, South Australia
Galapagos Fur Seal (Arctocephalus galapagoensis)
South Australia
Harbor Seal (Phoca vitulina)
Harbor Seal (Phoca vitulina)
Glacier Bay National Park, Alaska
Harbor Seal (Phoca vitulina)
Harbor Seal (Phoca vitulina)
Glacier Bay National Park, Alaska
Harbor Seal (Phoca vitulina)
Glacier Bay National Park, Alaska
Harbor Seal (Phoca vitulina)
Glacier Bay National Park, Alaska
Harbor Seal (Phoca vitulina)
Glacier Bay National Park, Alaska
Harbor Seal (Phoca vitulina)
Glacier Bay National Park, Alaska
Harbor Seal (Phoca vitulina)
Harbor Seal (Phoca vitulina)
Glacier Bay National Park, Alaska
Harbor Seal (Phoca vitulina)
Harbor Seal (Phoca vitulina)
Glacier Bay National Park, Alaska
Harbor Seal (Phoca vitulina)
Harbor Seal (Phoca vitulina)
Glacier Bay National Park, Alaska
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Glacier Bay National Park, Alaska
Humpback Whale (Megaptera novaeangliae)
Fitzroy Island area, Queensland, Australia
Humpback Whale (Megaptera novaeangliae)
Humpback Whale (Megaptera novaeangliae)
Inland Passage, Alaska