Search Results

• _J7A9879.tif Female Southern Sea Otter (Enhydra lutris...

• TK00100.jpg Common Goldeneye - male. Territory/mating call....

• TK112261.jpg BULL MOOSE in mating season. Sniffing for...

• TK112391.jpg BULL MOOSE in mating season. Sniffing for...

• TK11179D.jpg BULL MOOSE in mating season. Sniffing for...

• TK11184D.jpg BULL MOOSE in mating season. Sniffing for...

• MS511B.jpg California bighorn sheep (Ovis canadensis...

• Ms511 1.jpg California bighorn sheep (Ovis canadensis...

• TK112581.jpg DESERT BIGHORN SHEEP/Nelson's Bighorn Sheep....

• TK112561.jpg BIGHORN SHEEP. Rams and one ewe. For most of...

• Ms248.jpg Rocky Mountain Bighorn Sheep ewe and ram (Ovis...

• TK11199D.jpg Bull & Cow MOOSE in rutting season. Bull...

• TK114401.jpg Wood Duck drake and hen in breeding...

• TK 11324Dxy.jpg MOOSE bull & cow in tundra birch & willows....

• TK5_06070.jpg Red-winged Blackbird (Agelaius phoeniceus)...

• TK11149D.jpg Young bull moose dominated by mature cow....

• TK16499E.jpg Wood Duck drakes surrounded lone hen. Early...

• TK123532.jpg Wood Duck (Aix sponsa) drake and hen in...

• TK114341.jpg Wood Duck drakes in territorial dispute....

• _E7C3482.jpg Bighorn Sheep rams chasing ewe that they think...

• _E7C3493.jpg Bighorn Sheep (Ovis canadensis) rams chasing...

• _E7C3470.jpg Bighorn Sheep (Ovis canadensis) ram chasing ewe...

• _E7C3447.jpg Bighorn Sheep (Ovis canadensis) rams chasing...

• _E7C3657.jpg Bighorn Sheep (Ovis canadensis) ram checking...

• _E7B4974.jpg American bison (Bison bison) bull shaking off...

• _E3D6740.jpg American bison (Bison bison) bull shaking off...

• _E7B5372.jpg American bison (Bison bison) bull wallowing...

• _E7B1662.jpg American bison (Bison bison) bull wallowing...

• _E7B1009.jpg American bison (Bison bison) bull shaking off...

• _E3D6776.jpg American bison (Bison bison) bull shaking off...

• _E3D6724.jpg American bison (Bison bison) bull wallowing...

• _E3D6675.jpg American bison (Bison bison) bull wallowing...

• _E7B4966.jpg American bison (Bison bison) bull wallowing...

• _E3D6625.jpg American bison (Bison bison) bull wallowing...

• _E7B1041.jpg American bison (Bison bison) bull shaking off...

• Elephant seal bellowi...jpg Northern Elephant Seal (Mirounga...

• MM209.jpg Moose--bull and cow during fall mating season....

• MM288.jpg Bull Moose sniffing the air during the fall...

• MM287.jpg Bull Moose sniffing the air during the fall...

• _C3B1053.jpg Male Blue Grouse or Dusky Grouse (Dendragapus...

• _C3B1117.jpg Male Blue Grouse or Dusky Grouse (Dendragapus...

• _C3B1027.jpg Male Blue Grouse or Dusky Grouse (Dendragapus...

• _C3B1093.jpg Male Blue Grouse or Dusky Grouse (Dendragapus...

• B6595.jpg Rio Grande Wild Turkey toms strutting during...

• BG222.jpg Ruffed Grouse (Bonasa umbellus)--male drumming...

• TK2_0602953.jpg PACIFIC TREE FROG croaking in backyard...

• TK5_041028.jpg SPRING PEEPER ( Hyla crucifer).calling on Blue...

• TK1_0602802.jpg PACIFIC TREE FROG croaking..Southern British...

• TK12_0502566.jpg Pacific Tree Frog croaking..Southern British...

• TK18141.jpg Wood Duck drake and hen in courtship...

• TK110641.jpg Pacific Tree Frog croaking on red current...

• MM292.jpg Bull Moose sniffing the air during the fall...

• _E7A2473.jpg Two wild turkey gobblers strutting before a...

• MB96.jpg Muskox (Ovibos moschatus) bull checking the...

• B5880.jpg Male Sage Grouse strutting on lek during spring...

• _E7B4933.jpg American bison (Bison bison) bull wallowing...

• _E7B5037.jpg American bison (Bison bison) bull running after...

• _E7B2166.jpg American bison (Bison bison) bull shaking off...

• BG38.jpg Male Sage Grouse Male Sage Grouse strutting on edge of lek in...

• MM293.jpg Bull Moose sniffing the air during the fall...

• BG313.jpg Two male sage grouse confront one another over...

• BG189.jpg Male Sage Grouse strutting on lek during early...

• MB206.jpg Bison (Bison bison) bull dirty from wallowing...

• _B2B9427.jpg Rocky Mountain Elk herd (Cervus elaphus)....

• _B2B9413.jpg Rocky Mountain Elk herd (Cervus elaphus)....

• ME1006.jpg ME1006 Tule Elk bulls sparring though not to...

• _B2B9273.jpg Rocky Mountain Elk herd (Cervus elaphus)....

• _B2C0685.jpg Bull Moose (Alces alces) smelling for cow moose...

• _B2B9387.jpg Rocky Mountain Elk herd (Cervus elaphus)....

• _B2B9384.jpg Rocky Mountain Elk herd (Cervus elaphus)....

• _B2B8578.jpg Pronghorn Antelope (Antilocapra...

• _B2B8579.jpg Pronghorn Antelope (Antilocapra...

• TK19040.jpg Ruffed Grouse drumming on log..Courtship...

• _B2C2760.jpg Pronghorn (Antilocapra americana) buck smelling...

• _B2C2753.jpg Pronghorn (Antilocapra americana) buck smelling...

• _PTL6710.jpg Mule Deer (Odocoileus hemionus). Western U.S.,...

• _PTL6712.jpg Mule Deer (Odocoileus hemionus). Western U.S.,...

• TK112301.jpg Bull Moose (Alces alces) locking antlers in...

• TK12031D.jpg Bull Moose (Alces alces) locking antlers in...

• TK60158.jpg Elk bull (Cervus elaphus) in late autumn snow....

• _B2C2218.jpg Cow and Bull Moose (Alces alces) resting during...

• TK112331.jpg BULL MOOSE in autumn rut. Antlers are...

• _B2C2258.jpg Cow and Bull Moose (Alces alces) resting during...

• TK4907.jpg ROOSEVELT ELK (Cervus elaphus roosevelti) lock...

• TK112311.jpg Mature Bull & Cow MOOSE dominate a young bull...

• TK32006.jpg ELK bulls lock antlers in a dawn duel for...

• _L4A0310.TIF Columbian black-tailed deer (Odocoileus...

• ME676.jpg Large Roosevelt Elk herd bull with grass in...

• _L4A0307.TIF Columbian black-tailed deer (Odocoileus...

• MM139.jpg Bull moose (Alces alces) thrashing tree with...

• ME738.jpg Roosevelt Elk--herd bull (foreground) keeping...

• ME696 1.jpg Large Roosevelt Elk herd bull with grass in...

• TK112211.jpg BULL MOOSE thrashes bushes as displacement...

• _F7B0768.TIF Rocky Mountain Elk Bull guarding several cows...

• ME784.jpg Large Roosevelt Elk herd bull with grass in...

• ME743.jpg Rocky Mt. Elk (Cervus elaphus) herd--bull with...

• TK114381.jpg Wood Duck drakes and hens.. British Columbia,...

• TK D130.jpg Wood Duck drake on nesting box. Spring. Burnaby...

• ME259.jpg Bull Elk bugling among harem. Western U.S., fall.

• _CXA3120.jpg Rocky Mountain Elk bull (Cervus elaphus)....