Click on image to view full screen
View fullsize
painted bunting, texas
View fullsize
horses along stream, wyoming
View fullsize
cowboys near chimney rock, wyoming
View fullsize
tiger pursuing prey, india
View fullsize
black-capped donacobius, brazil
View fullsize
crested caracara, brazil
View fullsize
jaguar ambushing caiman, brazil
View fullsize
jaguar, brazil
View fullsize
jaguar, pantanal, brazil
View fullsize
macaw exiting nest, brazil
View fullsize
male and female red and blue macaws, brazil
View fullsize
red and blue macaws, brazil
View fullsize
red and blue macaws at nest, brazil
View fullsize
sunrise fishing, brazil
View fullsize
puffin, faroe islands
View fullsize
puffin with fish, faroe islands
View fullsize
pilot whales, faroe islands
View fullsize
albino sperm whale carcass, arctic ocean
View fullsize
polar bear, svalbard
View fullsize
polar bear, svalbard
View fullsize
polar bear, svalbard
View fullsize
female polar bear with twin cubs, svalbard
View fullsize
polar bear, arctic ocean
View fullsize
female polar bear and cubs, arctic ocean
View fullsize
polar bears sparring, arctic ocean
View fullsize
family portrait polar bear mother and this year's twin cubs, arctic
View fullsize
poar bear mother and this year's twin cubs, arctic
View fullsize
polar bear, svalbard
View fullsize
polar bears on seal kill, arctic
View fullsize
hippos, uganda
View fullsize
leopard, uganda
View fullsize
silverback mountain gorilla, uganda
View fullsize
mountain gorilla family, uganda
View fullsize
young mountain gorilla, uganda
View fullsize
silverback mountain gorilla, uganda
View fullsize
silverback mountain gorilla, uganda
View fullsize
golden monkey, uganda
View fullsize
golden monkey, uganda
View fullsize
golden monkey, uganda
View fullsize
purple heron, uganda
View fullsize
malachite kingfisher, uganda
View fullsize
chimpanzee, uganda
View fullsize
chimpanzee, uganda
View fullsize
chimpanzee, uganda
View fullsize
shoebill, uganda
View fullsize
baboons, uganda
View fullsize
bighorn ram, yellowstone
View fullsize
bison, yellowstone
View fullsize
bull bison, yellowstone
View fullsize
coyote, yellowstone
View fullsize
river otters, yellowstone
View fullsize
snow and deer, utah
View fullsize
mountain bluebirds, utah
View fullsize
puma, chile
View fullsize
antarctic blue-eye cormorant, argentina
View fullsize
wandering albatross, antarctica
View fullsize
weddell seal, antarctica
View fullsize
elephant seal, south georgia islands
View fullsize
fur seal, south georgia islands
View fullsize
fur seal, south georgia islands
View fullsize
seal, south georgia islands
View fullsize
tail (fluke) of humpback whale, south georgia islands
View fullsize
oystercatcher, south georgia islands
View fullsize
king penguins, south georgia islands
View fullsize
king penguins, south georgia islands
View fullsize
king penguins, south georgia islands
View fullsize
king penguin, south georgia islands
View fullsize
gentoo penguin jumping in ocean, south georgia islands
View fullsize
chinstrap penguin, south georgia islands
View fullsize
tom turkey, texas
View fullsize
mule deer, utah
View fullsize
musk oxen, greenland
View fullsize
rufous hummingbirds, arizona
View fullsize
rufous hummingbird, arizona
View fullsize
rufous hummingbird, arizona
View fullsize
black-chinned hummingbird, arizona
View fullsize
rufous hummingbird, arizona
View fullsize
bee on wildflower, utah
View fullsize
house finch, utah
View fullsize
wild horses on ice, montana
View fullsize
female red-necked phalarope, utah
View fullsize
communing with humpback whales, hawaii
View fullsize
young mule deer, utah
View fullsize
male pronghorn, wyoming
View fullsize
american white pelicans, wyoming
View fullsize
osprey, wyoming
View fullsize
swainson's hawk, utah
View fullsize
coastal brown bear, alaska
View fullsize
bald eagle, alaska
View fullsize
harbor seal, alaska
View fullsize
humpback whales "lunge feeding", alaska
View fullsize
humpback whale, alaska
View fullsize
male orca, alaska
View fullsize
bald eagle with fish, alaska
View fullsize
willow ptarmigan, alaska
View fullsize
pika preparing for winter, alaska
View fullsize
blister beetle, utah
View fullsize
hover fly parasite, utah
View fullsize
silvery blue butterfly, utah
View fullsize
tachnid fly on columbine, utah
View fullsize
three-banded lady beetle, utah
View fullsize
wild horses, wyoming
View fullsize
fiery-throated hummingbird, ecuador
View fullsize
hunt's bumblebee, utah
View fullsize
coastal brown bears, alaska
View fullsize
brown bears fighting for fish, alaska
View fullsize
coastal brown bears on mcneil river, alaska
View fullsize
male bears competing for mating rights, alaska
View fullsize
grizzly bear, alaska
View fullsize
early morning wild horse range, wyoming
View fullsize
california quail, utah
View fullsize
wild horse, wyoming
View fullsize
wild horse stallions sparring, wyoming
View fullsize
male mountain bluebird bringing insect to female on nest, utah
View fullsize
wild horse foal and mare, utah
View fullsize
wild horse foal, utah
View fullsize
male and female sunbirds, india
View fullsize
hanuman langurs, india
View fullsize
crested serpent eagle, india
View fullsize
rhesus macaque old world monkeys, india
View fullsize
tiger, india
View fullsize
tigers, india
View fullsize
humpback whale breaching, hawaii
View fullsize
sword-billed hummingbird, ecuador
View fullsize
flame faced tanager, ecuador
View fullsize
long-tailed sylph hummingbird, ecuador
View fullsize
motmot, ecuador
View fullsize
whooper swans and cygnets, iceland
View fullsize
musk ox, greenland
View fullsize
sphinx moth on thistle, utah
View fullsize
wild horses, wyoming
View fullsize
wild horse mare and foal, wyoming
View fullsize
elf owl, arizona
View fullsize
king penguins with chick, chile
View fullsize
rockhopper penguins, argentina
View fullsize
arctic terns, argentina
View fullsize
fur seal, argentina
View fullsize
cormorants, chile
View fullsize
puma with armadillo, chile
View fullsize
puma, patagonia
View fullsize
puma, chile
View fullsize
black-necked swan and cygnet, chile
View fullsize
white-tailed eagles and steller's sea eagles, japan
View fullsize
red-crowned cranes, japan
View fullsize
snow monkeys, japan
View fullsize
snow monkey, japan
View fullsize
chestnut breasted coronet hummingbird, ecuador
View fullsize
collared inca hummingbird, ecuador
View fullsize
masked trogon, ecuador
View fullsize
sword-billed hummingbird, ecuador
View fullsize
booted racket-tail hummingbird, ecuador
View fullsize
toucanet with hummingbird, ecuador
View fullsize
hummingbirds, ecuador
View fullsize
wild horse stallion, utah
View fullsize
wild horse stallions, utah
View fullsize
montezuma quail, arizona
View fullsize
resplendent quetzal, costa rica
View fullsize
collared trogon, costa rica
View fullsize
sandhill cranes, indiana
View fullsize
arctic terns, iceland
View fullsize
green jay, texas
View fullsize
grackle with anole, texas
View fullsize
great egret, florida
View fullsize
willow ptarmigan, alaska
View fullsize
coastal brown bear spring cubs and sow with volcano, alaska
View fullsize
wild mustang mare and foal, montana
View fullsize
male musk ox, alaska
View fullsize
bull moose, alaska
View fullsize
grizzly bear sow with twin cubs, alaska
View fullsize
bull caribou, alaska
View fullsize
ivory gull, arctic
View fullsize
polar bear, arctic
View fullsize
polar bear, arctic
View fullsize
walrus, arctic
View fullsize
bearded seal, arctic
View fullsize
black-browed albatross, antarctica
View fullsize
gentoo penguin, antarctica
View fullsize
weddell seal, antarctica
View fullsize
penguins on ice shelf, antarctica
View fullsize
male prairie chicken, wisconsin
View fullsize
ptarmigan, canada
View fullsize
arctic fox, canada
View fullsize
bison, wyoming
View fullsize
lo moth on lantana wildflowers, texas
View fullsize
tom turkey, texas
View fullsize
polar bear, canada
View fullsize
polar bears, canada
View fullsize
polar bear sow and twin cubs, canada
View fullsize
polar bear sow and cub, canada
View fullsize
dall's sheep, alaska
View fullsize
alpha female wolf, alaska
View fullsize
coastal brown bear sow and cubs, alaska
View fullsize
puffin, alaska
View fullsize
canadian lynx, alaska
View fullsize
black bear, alaska
View fullsize
female wolf, alaska
View fullsize
snowshoe hare, alaska
View fullsize
coastal brown bear with salmon, alaska
View fullsize
harlequin ducks, alaska
View fullsize
male broad tailed hummingbird, colorado
View fullsize
cooper's hawk, indiana
View fullsize
scissortail flycatcher, texas
View fullsize
red-eyed tree frog, costa rica
View fullsize
male painted bunting, texas
View fullsize
western diamondback rattlesnake, texas
View fullsize
red-tailed hawk attacking mexican free-tailed bats, texas
View fullsize
pika, montana
View fullsize
land iguana, galapagos islands