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Annual kite festival celebrating Day of the Dead. Every 1st of November families reunite in the cemetery to remember dead relatives. A tradition of more than 124 years is the display and making of gia...
01742004
Daniel Nunez / Annual kite festival celebrating Day of the Dead. Every 1st of November families reunite in the cemetery to remember dead relatives. A tradition of more than 124 years is the display and making of gia...
Annual kite festival celebrating Day of the Dead. Every 1st of November families reunite in the cemetery to remember dead relatives. A tradition of more than 124 years is the display and making of gia...
01742003
Daniel Nunez / Annual kite festival celebrating Day of the Dead. Every 1st of November families reunite in the cemetery to remember dead relatives. A tradition of more than 124 years is the display and making of gia...
Annual kite festival celebrating Day of the Dead. Every 1st of November families reunite in the cemetery to remember dead relatives. A tradition of more than 124 years is the display and making of gia...
01742001
Daniel Nunez / Annual kite festival celebrating Day of the Dead. Every 1st of November families reunite in the cemetery to remember dead relatives. A tradition of more than 124 years is the display and making of gia...
Day of the Dead, every 1st of November families reunite in the cemetery to remember dead relatives. They use plants like the Flower of the Death (Tagetes erecta) to decorate burial sites. Santiago Sac...
01742000
Daniel Nunez / Day of the Dead, every 1st of November families reunite in the cemetery to remember dead relatives. They use plants like the Flower of the Death (Tagetes erecta) to decorate burial sites. Santiago Sac...
Jumping pit viper (Metlapilcoatlus mexicanus) resting, portrait, Caribbean Slope of Guatemala, Sierra Caral Reserve, Izabal, Guatemala.
01741997
Daniel Nunez / Jumping pit viper (Metlapilcoatlus mexicanus) resting, portrait, Caribbean Slope of Guatemala, Sierra Caral Reserve, Izabal, Guatemala.
Aerial view of a wild palomino pinto stallion chasing his black mare on the windblown snow on Crooks Mountain, Wyoming, USA. March.
01741994
Carol Walker / Aerial view of a wild palomino pinto stallion chasing his black mare on the windblown snow on Crooks Mountain, Wyoming, USA. March.
A wild pinto stallion with his foal in grassland, McCullough Peaks, Wyoming, USA. October.
01741993
Carol Walker / A wild pinto stallion with his foal in grassland, McCullough Peaks, Wyoming, USA. October.
Two wild stallions, one a brown curly and the other a sorrel, mutual grooming on snow-covered grassland, Salt Wells Creek, Wyoming, USA. January.
01741992
Carol Walker / Two wild stallions, one a brown curly and the other a sorrel, mutual grooming on snow-covered grassland, Salt Wells Creek, Wyoming, USA. January.
A wild sorrel stallion looking back on snow-covered landscape, Green Mountain, Wyoming, USA. January.
01741991
Carol Walker / A wild sorrel stallion looking back on snow-covered landscape, Green Mountain, Wyoming, USA. January.
A wild red roan stallion rearing up as a rival approaches, Salt Wells Creek, Wyoming, USA. June.
01741990
Carol Walker / A wild red roan stallion rearing up as a rival approaches, Salt Wells Creek, Wyoming, USA. June.
A wild black mare, head portrait, McCullough Peaks, Wyoming, USA. July.
01741989
Carol Walker / A wild black mare, head portrait, McCullough Peaks, Wyoming, USA. July.
Five wild stallions interacting, portrait, McCullough Peaks, Wyoming, USA. July.
01741988
Carol Walker / Five wild stallions interacting, portrait, McCullough Peaks, Wyoming, USA. July.
Two wild stallions standing nose to nose, the older pinto on the left is the band stallion, McCullough peaks, Wyoming, USA. July.
01741987
Carol Walker / Two wild stallions standing nose to nose, the older pinto on the left is the band stallion, McCullough peaks, Wyoming, USA. July.
Two wild horses, sibling fillies, nuzzling, Lost Creek, Wyoming, USA. June.
01741985
Carol Walker / Two wild horses, sibling fillies, nuzzling, Lost Creek, Wyoming, USA. June.
Pinto stallion, portrait, McCullough Peaks, Wyoming, USA. October.
01741984
Carol Walker / Pinto stallion, portrait, McCullough Peaks, Wyoming, USA. October.
A wild grey pinto stallion trotting over grassland, Green Mountain, Wyoming, USA. May.
01741983
Carol Walker / A wild grey pinto stallion trotting over grassland, Green Mountain, Wyoming, USA. May.
A wild pinto mare with her blanket appaloosa yearling and buckskin filly, walking over grassland, Lost Creek, Wyoming, USA. August.
01741982
Carol Walker / A wild pinto mare with her blanket appaloosa yearling and buckskin filly, walking over grassland, Lost Creek, Wyoming, USA. August.
A wild black curly stallion bowing his head, posturing at another stallion, Salt Wells Creek, Wyoming, USA. May.
01741981
Carol Walker / A wild black curly stallion bowing his head, posturing at another stallion, Salt Wells Creek, Wyoming, USA. May.
Two wild stallions fighting, a bay roan and a black stallion, Salt Wells Creek, Wyoming, USA. June.
01741980
Carol Walker / Two wild stallions fighting, a bay roan and a black stallion, Salt Wells Creek, Wyoming, USA. June.
A wild red roan stallion rearing up as another stallion approaches, Salt Wells Creek, Wyoming, USA. May.
01741979
Carol Walker / A wild red roan stallion rearing up as another stallion approaches, Salt Wells Creek, Wyoming, USA. May.
Three wild stallions, two greys and a sorrel, standing in a group, Lost Creek, Wyoming, USA. July.
01741978
Carol Walker / Three wild stallions, two greys and a sorrel, standing in a group, Lost Creek, Wyoming, USA. July.
Wild curly stallion posturing, portrait, Salt Wells Creek, Wyoming, USA. June.
01741977
Carol Walker / Wild curly stallion posturing, portrait, Salt Wells Creek, Wyoming, USA. June.
Wild Bay stallion leading his grey mare across grassland, Lost Creek, Wyoming, USA. July.
01741976
Carol Walker / Wild Bay stallion leading his grey mare across grassland, Lost Creek, Wyoming, USA. July.
A diver swimming through the Silfra fissure, a crack in the Earth's crust between the North American and Eurasian continental plates, which is filled with glacial melt water. In this photo the Am...
01741947
Alex Mustard / A diver swimming through the Silfra fissure, a crack in the Earth's crust between the North American and Eurasian continental plates, which is filled with glacial melt water. In this photo the Am...
Tracking shot of an American dog tick (Dermacentor variabilis) female, Lincoln, Nebraska, USA. Controlled conditions.
01739304
Joel Sartore / Photo Ark / Tracking shot of an American dog tick (Dermacentor variabilis) female, Lincoln, Nebraska, USA. Controlled conditions.
Bartram's scrub-hairstreak (Strymon acis bartrami) moving its antennae, Pine Rocklands, Florida, USA. Controlled conditions.
01739302
Joel Sartore / Photo Ark / Bartram's scrub-hairstreak (Strymon acis bartrami) moving its antennae, Pine Rocklands, Florida, USA. Controlled conditions.
Glass knifefish (Eigenmannia virescens) swimming into frame, Fin-Tastic Fish, Nebraska. Captive.
01739300
Joel Sartore / Photo Ark / Glass knifefish (Eigenmannia virescens) swimming into frame, Fin-Tastic Fish, Nebraska. Captive.
Northern tidewater goby (Eucyclogobius newberryi) female looking around, Vandenberg Space Force Base, California, USA. Controlled conditions.
01739299
Joel Sartore / Photo Ark / Northern tidewater goby (Eucyclogobius newberryi) female looking around, Vandenberg Space Force Base, California, USA. Controlled conditions.
Northern tidewater goby (Eucyclogobius newberryi) females looking and moving gills, Vandenberg Space Force Base, California, USA. Controlled conditions.
01739297
Joel Sartore / Photo Ark / Northern tidewater goby (Eucyclogobius newberryi) females looking and moving gills, Vandenberg Space Force Base, California, USA. Controlled conditions.
San Clemente loggerhead shrike (Lanius ludovicianus mearnsi) female looking around and vocalising, Stone Station, San Clemente Island, California, USA. Controlled conditions.
01739284
Joel Sartore / Photo Ark / San Clemente loggerhead shrike (Lanius ludovicianus mearnsi) female looking around and vocalising, Stone Station, San Clemente Island, California, USA. Controlled conditions.
San Clemente loggerhead shrike (Lanius ludovicianus mearnsi) female looking around, Stone Station, San Clemente Island, California, USA. Controlled conditions.
01739283
Joel Sartore / Photo Ark / San Clemente loggerhead shrike (Lanius ludovicianus mearnsi) female looking around, Stone Station, San Clemente Island, California, USA. Controlled conditions.
Pacific sardine (Sardinops sagax) bait ball trying to evade California sea lions (Zalophus californianus), Pacific coast, Baja California, Mexico.
01737242
Franco Banfi / Pacific sardine (Sardinops sagax) bait ball trying to evade California sea lions (Zalophus californianus), Pacific coast, Baja California, Mexico.
Mahi-mahi (Coryphaena hippurus) school hunting Pacific sardine (Sardinops sagax) bait ball. Two Mahi-mahi propel themselves towards the shoal, catching two fish. California sea lions (Zalophus califor...
01736989
Franco Banfi / Mahi-mahi (Coryphaena hippurus) school hunting Pacific sardine (Sardinops sagax) bait ball. Two Mahi-mahi propel themselves towards the shoal, catching two fish. California sea lions (Zalophus califor...
Pacific sardine (Sardinops sagax) bait ball trying to evade California sea lions (Zalophus californianus) and Mahi-mahi (Coryphaena hippurus) school, Pacific coast, Baja California, Mexico.
01736988
Franco Banfi / Pacific sardine (Sardinops sagax) bait ball trying to evade California sea lions (Zalophus californianus) and Mahi-mahi (Coryphaena hippurus) school, Pacific coast, Baja California, Mexico.
Mahi-mahi (Coryphaena hippurus) school hunting Pacific sardine (Sardinops sagax) bait ball. The Mahi-mahi attack the shoal from below and catch multiple fish. Pacific coast, Baja California, Mexico.
01736987
Franco Banfi / Mahi-mahi (Coryphaena hippurus) school hunting Pacific sardine (Sardinops sagax) bait ball. The Mahi-mahi attack the shoal from below and catch multiple fish. Pacific coast, Baja California, Mexico.
Sardine (Sardinops sagax) bait ball trying to evade California sea lions (Zalophus californianus), Pacific coast, Baja California, Mexico.
01736986
Franco Banfi / Sardine (Sardinops sagax) bait ball trying to evade California sea lions (Zalophus californianus), Pacific coast, Baja California, Mexico.
Frost-covered Cottonwood (Populus sp.) trees in snowy landscape, Lamar Valley, Yellowstone National Park, Wyoming, USA. January, 2022.
01740623
Kirkendall-Spring / Frost-covered Cottonwood (Populus sp.) trees in snowy landscape, Lamar Valley, Yellowstone National Park, Wyoming, USA. January, 2022.
Cottonwood (Populus sp.) trees in autumn foliage along the Lamar River, Lamar Valley, Yellowstone National Park, Wyoming, USA. September, 2021.
01740622
Kirkendall-Spring / Cottonwood (Populus sp.) trees in autumn foliage along the Lamar River, Lamar Valley, Yellowstone National Park, Wyoming, USA. September, 2021.
Cottonwood (Populus sp.) trees in autumn foliage surrounded by early autumn snow along the Lamar River, Lamar Valley, Yellowstone National Park, Wyoming, USA. October, 2019.
01740621
Kirkendall-Spring / Cottonwood (Populus sp.) trees in autumn foliage surrounded by early autumn snow along the Lamar River, Lamar Valley, Yellowstone National Park, Wyoming, USA. October, 2019.
Cottonwood (Populus sp.) trees reflecting on the Lamar River in winter, Lamar Valley, Yellowstone National Park, Wyoming, USA. February, 2015.
01740620
Kirkendall-Spring / Cottonwood (Populus sp.) trees reflecting on the Lamar River in winter, Lamar Valley, Yellowstone National Park, Wyoming, USA. February, 2015.
Small creek winding through snow-covered landscape on stormy winter day, Lamar Valley, Yellowstone National Park, Wyoming, USA. January, 2021.
01740619
Kirkendall-Spring / Small creek winding through snow-covered landscape on stormy winter day, Lamar Valley, Yellowstone National Park, Wyoming, USA. January, 2021.
Frosty trees along the bank of Rose Creek in winter, Lamar Valley, Yellowstone National Park, Wyoming, USA. January, 2014.
01740618
Kirkendall-Spring / Frosty trees along the bank of Rose Creek in winter, Lamar Valley, Yellowstone National Park, Wyoming, USA. January, 2014.
Trees reflecting in the Lamar River in summer, Lamar Valley, Yellowstone National Park, Wyoming, USA. July, 2016.
01740617
Kirkendall-Spring / Trees reflecting in the Lamar River in summer, Lamar Valley, Yellowstone National Park, Wyoming, USA. July, 2016.
Clouds reflecting in Slough Creek in late afternoon light, Yellowstone National Park, Wyoming, USA. September, 2015.
01740616
Kirkendall-Spring / Clouds reflecting in Slough Creek in late afternoon light, Yellowstone National Park, Wyoming, USA. September, 2015.
Aspen (Populus tremuloides) tree reflecting in Slough Creek in late afternoon light, Yellowstone National Park, Wyoming, USA. September, 2015.
01740615
Kirkendall-Spring / Aspen (Populus tremuloides) tree reflecting in Slough Creek in late afternoon light, Yellowstone National Park, Wyoming, USA. September, 2015.
Riverside Geyser erupting along the Firehole River, Upper Geyser Basin, Yellowstone National Park, Wyoming, USA. June, 2013.
01740614
Kirkendall-Spring / Riverside Geyser erupting along the Firehole River, Upper Geyser Basin, Yellowstone National Park, Wyoming, USA. June, 2013.
Trees along riverbank in evening light, Lamar Valley, Yellowstone National Park, Wyoming, USA. June, 2013.
01740613
Kirkendall-Spring / Trees along riverbank in evening light, Lamar Valley, Yellowstone National Park, Wyoming, USA. June, 2013.
Fer-de-lance (Bothrops asper) juvenile resting on a Heliconia (Heliconia sp.) branch and tasting air with tongue, Osa Peninsula, Costa Rica, November.
01736228
Roman Willi / Fer-de-lance (Bothrops asper) juvenile resting on a Heliconia (Heliconia sp.) branch and tasting air with tongue, Osa Peninsula, Costa Rica, November.
American crow (Corvus brachyrhynchos) and flock of Iceland gulls (Larus glaucoides) feeding on remains of carcass of Narwhal (Monodon monoceros)  left by hunters, Baffin Island, Canada.
01738656
Frederique Olivier / American crow (Corvus brachyrhynchos) and flock of Iceland gulls (Larus glaucoides) feeding on remains of carcass of Narwhal (Monodon monoceros) left by hunters, Baffin Island, Canada.
American crow (Corvus brachyrhynchos) and flock of Iceland gulls (Larus glaucoides) feeding on remains of carcass of Narwhal (Monodon monoceros) left by hunters, Baffin Island, Canada.
01738655
Frederique Olivier / American crow (Corvus brachyrhynchos) and flock of Iceland gulls (Larus glaucoides) feeding on remains of carcass of Narwhal (Monodon monoceros) left by hunters, Baffin Island, Canada.
Ice covered tree growing beside Castle Geyser, Yellowstone National Park, Wyoming, USA.
01739839
David Welling / Ice covered tree growing beside Castle Geyser, Yellowstone National Park, Wyoming, USA.
Cottonwood trees (Populus fremontii) and young Willows (Salix sp.) growing beside river, Lamar valley, Yellowstone National Park, Wyoming, USA.
01739838
David Welling / Cottonwood trees (Populus fremontii) and young Willows (Salix sp.) growing beside river, Lamar valley, Yellowstone National Park, Wyoming, USA.
Lower Yellowstone Falls in snow, Yellowstone National Park, Wyoming, USA.
01739837
David Welling / Lower Yellowstone Falls in snow, Yellowstone National Park, Wyoming, USA.
Lower Yellowstone Falls in snow, Yellowstone National Park, Wyoming, USA.
01739836
David Welling / Lower Yellowstone Falls in snow, Yellowstone National Park, Wyoming, USA.
Firehole river flowing over Firehole Falls during snowy winter, Yellowstone National Park, Wyoming, USA.
01739835
David Welling / Firehole river flowing over Firehole Falls during snowy winter, Yellowstone National Park, Wyoming, USA.
American mink (Neovison vison evagor) portrait, Portland Audubon Wildlife Care Center, Oregon, USA. Captive.
01737370
Joel Sartore / Photo Ark / American mink (Neovison vison evagor) portrait, Portland Audubon Wildlife Care Center, Oregon, USA. Captive.
American mink (Neovison vison evagor) portrait, Portland Audubon Wildlife Care Center, Oregon, USA. Captive.
01737369
Joel Sartore / Photo Ark / American mink (Neovison vison evagor) portrait, Portland Audubon Wildlife Care Center, Oregon, USA. Captive.
American mink (Neovison vison evagor) portrait, Portland Audubon Wildlife Care Center, Oregon, USA. Captive.
01737367
Joel Sartore / Photo Ark / American mink (Neovison vison evagor) portrait, Portland Audubon Wildlife Care Center, Oregon, USA. Captive.
Eastern bobcat (Lynx rufus rufus) with tongue out, head portrait, Alexandria Zoological Park, Louisiana, USA. Captive.
01737355
Joel Sartore / Photo Ark / Eastern bobcat (Lynx rufus rufus) with tongue out, head portrait, Alexandria Zoological Park, Louisiana, USA. Captive.
Eastern bobcat (Lynx rufus rufus) with tongue out, portrait, Alexandria Zoological Park, Louisiana, USA. Captive.
01737354
Joel Sartore / Photo Ark / Eastern bobcat (Lynx rufus rufus) with tongue out, portrait, Alexandria Zoological Park, Louisiana, USA. Captive.
Long-tailed weasel (Mustela frenata altifrontalis) portrait, Wildlife Center of the North Coast, Oregon, USA. Captive.
01737347
Joel Sartore / Photo Ark / Long-tailed weasel (Mustela frenata altifrontalis) portrait, Wildlife Center of the North Coast, Oregon, USA. Captive.
Long-tailed weasel (Mustela frenata altifrontalis) portrait, Wildlife Center of the North Coast, Oregon, USA. Captive.
01737346
Joel Sartore / Photo Ark / Long-tailed weasel (Mustela frenata altifrontalis) portrait, Wildlife Center of the North Coast, Oregon, USA. Captive.
North American river otter (Lontra canadensis pacifica) portrait, Wildlife Center of the North Coast, Oregon, USA. Captive.
01737341
Joel Sartore / Photo Ark / North American river otter (Lontra canadensis pacifica) portrait, Wildlife Center of the North Coast, Oregon, USA. Captive.
North American river otter (Lontra canadensis pacifica) portrait, Wildlife Center of the North Coast, Oregon, USA. Captive.
01737340
Joel Sartore / Photo Ark / North American river otter (Lontra canadensis pacifica) portrait, Wildlife Center of the North Coast, Oregon, USA. Captive.
Greater mastiff bat (Eumops perotis californicus) head portrait, Lindsay Wildlife Experience, California, USA. Captive.
01737339
Joel Sartore / Photo Ark / Greater mastiff bat (Eumops perotis californicus) head portrait, Lindsay Wildlife Experience, California, USA. Captive.
Pallid bat (Antrozous pallidus pacificus) with wings spread, rear view portrait, Lindsay Wildlife Experience, California, USA. Captive.
01737338
Joel Sartore / Photo Ark / Pallid bat (Antrozous pallidus pacificus) with wings spread, rear view portrait, Lindsay Wildlife Experience, California, USA. Captive.
Pallid bat (Antrozous pallidus pacificus) head portrait, Lindsay Wildlife Experience, California, USA. Captive.
01737337
Joel Sartore / Photo Ark / Pallid bat (Antrozous pallidus pacificus) head portrait, Lindsay Wildlife Experience, California, USA. Captive.
Pallid bat (Antrozous pallidus pacificus) head portrait, Lindsay Wildlife Experience, California, USA. Captive.
01737336
Joel Sartore / Photo Ark / Pallid bat (Antrozous pallidus pacificus) head portrait, Lindsay Wildlife Experience, California, USA. Captive.
Greater mastiff bat (Eumops perotis californicus) portrait, Lindsay Wildlife Experience, California, USA. Captive.
01737335
Joel Sartore / Photo Ark / Greater mastiff bat (Eumops perotis californicus) portrait, Lindsay Wildlife Experience, California, USA. Captive.
Mexican free-tailed bat (Tadarida brasiliensis cynocephala) male, head portrait, Sulphur Creek Nature Center, California, USA. Captive.
01737334
Joel Sartore / Photo Ark / Mexican free-tailed bat (Tadarida brasiliensis cynocephala) male, head portrait, Sulphur Creek Nature Center, California, USA. Captive.
Mexican free-tailed bat (Tadarida brasiliensis cynocephala) male, portrait, Sulphur Creek Nature Center, California, USA. Captive.
01737333
Joel Sartore / Photo Ark / Mexican free-tailed bat (Tadarida brasiliensis cynocephala) male, portrait, Sulphur Creek Nature Center, California, USA. Captive.
Wasatch Mountains fox (Vulpes vulpes macroura) female, portrait, Greenwood Wildlife Rehabilitation Center, Colorado, USA. Captive.
01737331
Joel Sartore / Photo Ark / Wasatch Mountains fox (Vulpes vulpes macroura) female, portrait, Greenwood Wildlife Rehabilitation Center, Colorado, USA. Captive.
Wasatch Mountains fox (Vulpes vulpes macroura) female, resting portrait, Greenwood Wildlife Rehabilitation Center, Colorado, USA. Captive.
01737327
Joel Sartore / Photo Ark / Wasatch Mountains fox (Vulpes vulpes macroura) female, resting portrait, Greenwood Wildlife Rehabilitation Center, Colorado, USA. Captive.
Wasatch Mountains fox (Vulpes vulpes macroura) female, resting head portrait, Greenwood Wildlife Rehabilitation Center, Colorado, USA. Captive.
01737326
Joel Sartore / Photo Ark / Wasatch Mountains fox (Vulpes vulpes macroura) female, resting head portrait, Greenwood Wildlife Rehabilitation Center, Colorado, USA. Captive.
Grey-crowned Central American squirrel monkey (Saimiri oerstedii citrinellus) male, portrait, Rescue Center Costa Rica. Captive. Endangered.
01737325
Joel Sartore / Photo Ark / Grey-crowned Central American squirrel monkey (Saimiri oerstedii citrinellus) male, portrait, Rescue Center Costa Rica. Captive. Endangered.
Central American white-fronted capuchin (Cebus imitator) male, with mouth open, head portrait, Rescue Center Costa Rica. Captive.
01737324
Joel Sartore / Photo Ark / Central American white-fronted capuchin (Cebus imitator) male, with mouth open, head portrait, Rescue Center Costa Rica. Captive.
San Francisco alligator lizard (Elgaria coerulea coerulea) head portrait, Lindsay Wildlife Experience, California, USA. Captive.
01737300
Joel Sartore / Photo Ark / San Francisco alligator lizard (Elgaria coerulea coerulea) head portrait, Lindsay Wildlife Experience, California, USA. Captive.
San Francisco alligator lizard (Elgaria coerulea coerulea) portrait, Lindsay Wildlife Experience, California, USA. Captive.
01737299
Joel Sartore / Photo Ark / San Francisco alligator lizard (Elgaria coerulea coerulea) portrait, Lindsay Wildlife Experience, California, USA. Captive.
San Francisco alligator lizard (Elgaria coerulea coerulea) head portrait, Lindsay Wildlife Experience, California, USA. Captive.
01737298
Joel Sartore / Photo Ark / San Francisco alligator lizard (Elgaria coerulea coerulea) head portrait, Lindsay Wildlife Experience, California, USA. Captive.
California alligator lizard (Elgaria multicarinata multicarinata) male, head portrait, Sulphur Creek Nature Center, California, USA. Captive.
01737291
Joel Sartore / Photo Ark / California alligator lizard (Elgaria multicarinata multicarinata) male, head portrait, Sulphur Creek Nature Center, California, USA. Captive.
California alligator lizard (Elgaria multicarinata multicarinata) male, portrait, Sulphur Creek Nature Center, California, USA. Captive.
01737290
Joel Sartore / Photo Ark / California alligator lizard (Elgaria multicarinata multicarinata) male, portrait, Sulphur Creek Nature Center, California, USA. Captive.
California alligator lizard (Elgaria multicarinata multicarinata) male, with tongue out, head portrait, Sulphur Creek Nature Center, California, USA. Captive.
01737289
Joel Sartore / Photo Ark / California alligator lizard (Elgaria multicarinata multicarinata) male, with tongue out, head portrait, Sulphur Creek Nature Center, California, USA. Captive.
Green iguana (Iguana iguana iguana) male, portrait, IguanaLand, Florida, USA. Captive.
01737264
Joel Sartore / Photo Ark / Green iguana (Iguana iguana iguana) male, portrait, IguanaLand, Florida, USA. Captive.
Green iguana (Iguana iguana iguana) male, head portrait, IguanaLand, Florida, USA. Captive.
01737263
Joel Sartore / Photo Ark / Green iguana (Iguana iguana iguana) male, head portrait, IguanaLand, Florida, USA. Captive.
Round-tailed horned lizard (Phrynosoma modestum) on dry ground, near San Simon, Arizona, USA. May.
01735626
Daniel Heuclin / Round-tailed horned lizard (Phrynosoma modestum) on dry ground, near San Simon, Arizona, USA. May.
Round-tailed horned lizard (Phrynosoma modestum) head portrait, near San Simon, Arizona, USA. May.
01735625
Daniel Heuclin / Round-tailed horned lizard (Phrynosoma modestum) head portrait, near San Simon, Arizona, USA. May.
Round-tailed horned lizard (Phrynosoma modestum) on dry ground, near San Simon, Arizona, USA. May.
01735624
Daniel Heuclin / Round-tailed horned lizard (Phrynosoma modestum) on dry ground, near San Simon, Arizona, USA. May.
RF - Mojave indigo bush (Psorothamnus arborescens) in flower, Mojave National Preserve, Mojave desert, California, USA. May. (This image may be licensed either as rights managed or royalty free.)
01735631
Daniel Heuclin / RF - Mojave indigo bush (Psorothamnus arborescens) in flower, Mojave National Preserve, Mojave desert, California, USA. May. (This image may be licensed either as rights managed or royalty free.)
Mojave indigo bush (Psorothamnus arborescens) in flower, Mojave National Preserve, Mojave desert, California, USA. May.
01735630
Daniel Heuclin / Mojave indigo bush (Psorothamnus arborescens) in flower, Mojave National Preserve, Mojave desert, California, USA. May.
Mojave indigo bush (Psorothamnus arborescens) in flower, Mojave National Preserve, Mojave desert, California, USA. May.
01735629
Daniel Heuclin / Mojave indigo bush (Psorothamnus arborescens) in flower, Mojave National Preserve, Mojave desert, California, USA. May.
Mojave indigo bush (Psorothamnus arborescens) in flower, Mojave National Preserve, Mojave desert, California, USA. May.
01735628
Daniel Heuclin / Mojave indigo bush (Psorothamnus arborescens) in flower, Mojave National Preserve, Mojave desert, California, USA. May.
Mojave indigo bush (Psorothamnus arborescens) in flower, Mojave National Preserve, Mojave desert, California, USA. May.
01735627
Daniel Heuclin / Mojave indigo bush (Psorothamnus arborescens) in flower, Mojave National Preserve, Mojave desert, California, USA. May.
Ocotillo (Fouquieria splendens) in flower, Chihuahuan Desert, Arizona, USA. May.
01735623
Daniel Heuclin / Ocotillo (Fouquieria splendens) in flower, Chihuahuan Desert, Arizona, USA. May.
Ocotillo (Fouquieria splendens) in flower, Chihuahuan Desert, Arizona, USA. May.
01735622
Daniel Heuclin / Ocotillo (Fouquieria splendens) in flower, Chihuahuan Desert, Arizona, USA. May.
Ocotillo (Fouquieria splendens) in flower, Chihuahuan Desert, Arizona, USA. May.
01735621
Daniel Heuclin / Ocotillo (Fouquieria splendens) in flower, Chihuahuan Desert, Arizona, USA. May.
Eastern fox squirrel (Sciurus niger) sitting on branch feeding,  San Diego, California, USA. June.
01735610
Daniel Heuclin / Eastern fox squirrel (Sciurus niger) sitting on branch feeding, San Diego, California, USA. June.