Jack Dykinga / Lightning storm with rainbow over Saguaro cactus (Carnegiea gigantea) near Redrock, Arizona State Trust, Sonoran Desert, Arizona. September 2015. Long exposure with lightning trigger.
01633837
John Cancalosi / Sonoran desert toad (Incilius alvarius) pair mating, with trail of spawn in water. Arizona, USA.
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Jack Dykinga / Burrowing owl (Athene cunicularia) female and ten chicks aged a few weeks. Marana, Arizona, USA. May.
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Jack Dykinga / Greater roadrunner (Geococcyx californianus) running to feed brood with Lizard prey in beak. Catalina State Park, Sonoran Desert, Arizona, USA. June.
01630096
Jack Dykinga / Border wall with razor wire at the Mexican / United States border in Arizona, where the newer taller sections of the border wall pushed by President Trump are being erected in the environmentally sens...
01630095
Jack Dykinga / Bird caught in border wall mesh at the Mexican / United States border, Organ Pipe National Monument, Arizona, USA, August.
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Jack Dykinga / Mexican / United States border in Arizona, where the newer taller sections of the border wall pushed by President Trump are being erected in the environmentally sensitive Organ Pipe National Monument....
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Jack Dykinga / Mexican / United States border in Arizona, where the newer taller sections of the border wall pushed by President Trump are being erected in the environmentally sensitive Organ Pipe National Monument....
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Jack Dykinga / Mexican / United States border in Arizona, where the newer taller sections of the border wall pushed by President Trump are being erected in the environmentally sensitive Organ Pipe National Monument....
01630098
Jack Dykinga / Saguaro cacti (Carnegia gigantea) at sunset, during a summer rain storm. Saguaro National Park, Sonoran Desert, Arizona, USA, August. Digital composite.
01630097
Jack Dykinga / Landscape at the older Mexican / United States border wall in Arizona. Newer taller sections of the border wall pushed by President Trump are being erected in this environmentally sensitive Organ Pipe...
01626031
John Shaw / Shoreline of Lake Powell, seen from Alstrom Point on Romana Mesa. Glen Canyon National Recreation Area, on the Arizona/Utah border, USA, January.
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Jack Dykinga / Burrowing owls (Athene cunicularia) one moving its head - with blurred motion. Marana, Arizona, USA, November.
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Jack Dykinga / Yellow-headed blackbirds (Xanthocephalus xanthocephalus) and Redwing blackbirds (Agelaius phoeniceus) roosting. Whitewater Draw Wildlife Area, Arizona, USA, December.
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Jack Dykinga / Murmuration of Yellow-headed blackbirds (Xanthocephalus xanthocephalus) and Redwing blackbirds (Agelaius phoeniceus) at sunset, before roosting. Whitewater Draw Wildlife Area, Arizona, USA, December.
01626565
John Cancalosi / Great horned owl (Bubo virginianus) chick stretching its wings in nest in a Saguaro (Carnegiea gigantea), is groomed by its parent, Sonoran Desert, Arizona, USA, May.
01620389
John Cancalosi / Rain storm in the Sonoran desert, with Saguaro cacti (Carnegiea gigantea), near Tucson, Arizona. 2018.
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Jack Dykinga / Greater roadrunner (Geococcyx californianus) with Desert spiny desert lizard (Sceloporus magister) prey, Catalina State Park, Arizona, Sonoran Desert, USA. August.
01610818
Jack Dykinga / Burrowing owl (Athene cunicularia) at sunset, standing on one leg, Marana, Sonoran Desert, Arizona, USA. October.
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Jack Dykinga / Burrowing owl (Athene cunicularia) with head turned to one side, Marana, Sonoran Desert, Arizona, USA. October.
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Donald M. Jones / Black-tailed Prairie Dog (Cynomys ludovicianus) group, South Dakota
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Donald M. Jones / Black-tailed Prairie Dog (Cynomys ludovicianus) pair greeting, South Dakota
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Donald M. Jones / Black-tailed Prairie Dog (Cynomys ludovicianus) pair greeting, South Dakota
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Jack Dykinga / Burrowing owl (Athene cunicularia), two huddled together. Marana, Pima County, Arizona, USA.
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Jack Dykinga / Toroweap Overlook in sunrise light illuminating rim rocks with Colorado River far below, Grand Canyon National Park, Arizona, USA.
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Jack Dykinga / Toroweap Overlook in sunset light illuminating rim rocks with Colorado River far below. Grand Canyon National Park, Arizona, USA.
00582837
Yva Momatiuk & John Eastcott / Black-tailed Prairie Dog (Cynomys ludovicianus) on alert, Theodore Roosevelt National Park, North Dakota
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Jack Dykinga / Twisted Saguaro cactus (Carnegiea gigantea) with the Milky Way and distant glow of Phoenix lights, Sonoran Desert National Monument, South Maricopa Mountains Wilderness, Arizona, USA. September 2017.
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Jack Dykinga / Saguaro (Carnegiea gigantea) cacti at night with the Milky Way . Desert National Monument, Arizona, USA, September.
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Jack Dykinga / Storm clouds at sunset over balancing eroded boulder, Texas Canyon, Little Dragoon Mountains, Chihuahuan Desert, Arizona, USA. September.
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Jack Dykinga / Milky Way over Kofa Queen Canyon, Kofa Mountains, Kofa National Wildlife Refuge, Arizona, USA. September 2017.
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Jack Dykinga / Milky Way over Kofa Queen Canyon, Kofa Mountains, Kofa National Wildlife Refuge, Arizona, USA. September 2017.
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Jack Dykinga / Twisted Saguaro cactus (Carnegiea gigantea) Catalina State Park, near Tucson, Arizona, USA, September.
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Donald M. Jones / Curve-billed Thrasher (Toxostoma curvirostre) feeding on cactus flower nectar, southern Arizona
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Donald M. Jones / Curve-billed Thrasher (Toxostoma curvirostre) pair, southern Arizona
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Donald M. Jones / Curve-billed Thrasher (Toxostoma curvirostre) feeding on cactus flower nectar, southern Arizona. Sequence 2 of 2
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Donald M. Jones / Curve-billed Thrasher (Toxostoma curvirostre), southern Arizona
00578827
Donald M. Jones / Black-tailed Gnatcatcher (Polioptila melanura), southwestern Arizona
00578841
Donald M. Jones / Cactus Wren (Campylorhynchus brunneicapillus) calling, southwestern Arizona
00578840
Donald M. Jones / Cactus Wren (Campylorhynchus brunneicapillus) pair with one calling, southwestern Arizona
00576835
Alan Murphy/ BIA / Greater Roadrunner (Geococcyx californianus) running, Arizona
01573694
Jack Dykinga / Agave (Agave utahensis) close up of spines with Pinyon pine cone (Pinus edulis) wedged amongst them. Grand Canyon-Parashant National Monument, Arizona, USA
01572895
Jack Dykinga / ARCHIVED SG - Duplicate 10/10/2017. Saguaro cactus (Carnegiea gigantea) at sunset, with drooping frost damaged limbs, South Maricopa Mountains Wilderness, Sonoran Desert National Monument, Arizona...
01572891
Jack Dykinga / Saguaro cacti (Carnegiea gigantea) in bloom with Foothill paloverde (Cercidium microphyllum) Sonoran Desert National Monument, Arizona, USA, April.
01572890
Jack Dykinga / Narrows with canyon wall reflections in mud patterned shore, Vermilion Cliffs National Monument, Paria Canyon Wilderness, Arizona, USA.
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Jack Dykinga / Eroded Chinle shale mounds with colour bands, beneath the Paria Plateau, Vermilion Cliffs National Monument, Paria Canyon Vermilion, Arizona, USA.
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Jack Dykinga / Eroded sandstone petrified sand dune formations at sunrise, Vermilion Cliffs National Monument, Arizona. USA.
01572887
Jack Dykinga / Rainbow over petrified sand dunes at sunset, Vermilion Cliffs National Monument, Paria Canyon-Vermilion Cliffs Wilderness, Arizona, USA.
01572886
Jack Dykinga / Petrified sand dunes at sunrise with rain-filled 'pot holes' and banded sandstone in foreground. Vermilion Cliffs National Monument,Paria Canyon-Vermilion Cliffs Wilderness, Arizona, USA.
01572885
Jack Dykinga / Navajo sandstone canyon walls eroded and sculpted by Paria River floods, Paria Canyon, Vermilion Cliffs National Monument, Arizona, USA.
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Jack Dykinga / Petrified sand dune sandstone formations with eroded stratified patterns, looking into the Vermilion Cliffs National Monument, Arizona, USA. November.
01508236
John Cancalosi / Western diamondback rattlesnake (Crotalus atrox), defensive rattling, Arizona, USA, April.
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Jack Dykinga / Hairy bird's foot morning glory (Ipomoea leptotoma) flower over Prickly pair (Opuntia sp) Catalina State Park, near Tucson, Arizona, USA, August.
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Jack Dykinga / Waterfall with intense run off due to Hurricane Newton, with Agave. Santa Catalina Mountains, Coronado National Forest, Arizona, USA, September
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Jack Dykinga / Lupan Point, looking west into sunset. Grand Canyon National Park, Arizona, USA, August.
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Tim Fitzharris / Church Rock, volcanic neck formation with view into Monument Valley, Arizona
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Tim Fitzharris / Cathedral Rock at sunset, Coconino National Forest, Arizona
00563971
Tim Fitzharris / Lightning strike near rock formation, Church Rock, Red Rock State Park, New Mexico
00563635
Alan Murphy/ BIA / White-breasted Nuthatch (Sitta carolinensis), Arizona
00563466
Alan Murphy/ BIA / Ladder-backed Woodpecker (Picoides scalaris) male, Arizona
00563450
Alan Murphy/ BIA / Hepatic Tanager (Piranga flava) male calling, Arizona
00563425
Alan Murphy/ BIA / Grasshopper Sparrow (Ammodramus savannarum) male calling, Arizona
00563411
Alan Murphy/ BIA / Gambel's Quail (Callipepla gambelii) male with chick, Arizona
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Floris van Breugel / Young California fan palm (Washingtonia filifera) in sunshine among older palms in a remote oasis in Anza-Borrego Desert State Park, California, USA March
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Yva Momatiuk & John Eastcott / Sandstone rock formations, Vermillion Cliffs National Monument, Arizona
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Juan Carlos Munoz / Eroded sandstone patterns on walls of Lower Canyon, Antelope Canyon, Page, Arizona, USA, February 2015.
01526241
Juan Carlos Munoz / Aerial view of cliffs at the edge of Lake Powell, near Page, Arizona, on the Utah border, USA, February 2015. Lake Powell is a reservoir on the Colorado River, and is the second largest man made lake...
01526239
Juan Carlos Munoz / Aerial view of Lake Powell, near Page, Arizona and the Utah border, USA, February 2015. Lake Powell is a reservoir on the Colorado River, and is the second largest man made lake in the USA.
01526234
Juan Carlos Munoz / Pieces of petrified trees / wood, Petrified Forest National Park, Arizona, USA, February 2015.
01526222
Juan Carlos Munoz / Horseshoe Bend in the Colorado river, near Page, Arizona, USA, February 2015.
01526218
Juan Carlos Munoz / Aerial view of Lake Powell, near Page, Arizona and the Utah border, USA, February 2015. Lake Powell is a reservoir on the Colorado River, and is the second largest man made lake in the USA.
00558259
Donald M. Jones / Wild Turkey (Meleagris gallopavo) tom, southern Arizona
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Donald M. Jones / Gilded Flicker (Colaptes chrysoides), southern Arizona
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Donald M. Jones / Gila Woodpecker (Melanerpes uropygialis) feeding on Saguaro (Carnegiea gigantea) cactus flower, southern Arizona
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Donald M. Jones / Curve-billed Thrasher (Toxostoma curvirostre) feeding on Saguaro (Carnegiea gigantea) cactus flower, southern Arizona
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Donald M. Jones / Curve-billed Thrasher (Toxostoma curvirostre), southern Arizona
00557856
Donald M. Jones / Cactus Wren (Campylorhynchus brunneicapillus) calling, southern Arizona
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Donald M. Jones / Cactus Wren (Campylorhynchus brunneicapillus) calling, southern Arizona
00557699
Donald M. Jones / Pyrrhuloxia (Cardinalis sinuatus) male feeding on Ocotillo (Fouquieria splendens) flowers, southern Arizona
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Rick Bowers/ BIA / Gambel's Quail (Callipepla gambelii) male at left with female, Arizona
01514911
Jack Dykinga / Lightning storm with rainbow over Saguaro cactus (Carnegiea gigantea) Avra Valley, Saguaro National Park, Tucson Mountains, Arizona, USA, August 2015. Long exposure with lightning trigger.
01514910
Jack Dykinga / Lightning storm at twilight with Saguaro cactus (Carnegiea gigantea) Avra Valley, Saguaro National Park, Tucson Mountains, Arizona, USA. June 2015. Long exposure with lightning trigger.
00556341
Tim Fitzharris / Saguaro (Carnegiea gigantea) cactus at night, Saguaro National Park, Arizona
01506621
Jack Dykinga / Great horned owl (Bubo virginianus) chicks in nest in Saguaro cactus (Carnegiea gigantea) at sunset, Santa Catalina Mountains, Arizona, USA, May.
01506625
Jack Dykinga / Great horned owl (Bubo virginianus) chicks nesting in saguaro cactus (Carnegiea gigantea), near Oracle, Sonoran Desert, Arizona, USA, May.
01506622
Jack Dykinga / Great horned owl (Bubo virginianus) chick nesting in Saguaro cactus (Carnegiea gigantea), Santa Catalina Mountains, Arizona, USA, May.
01508335
Daniel Heuclin / Western diamondback rattlesnake (Crotalus atrox) tasting air, in habitat, Arizona, USA, October. Controlled conditions
01507906
Jack Dykinga / Saguaro cactus (Carnegiea gigantea) in flower at night, with The Milky Way behind, Sonoran Desert National Monument, Sierra Estrella Mountain Wilderness, Arizona, USA, May.
01507903
Jack Dykinga / Saguaro cactus (Carnegiea gigantea) in flower at night, with The Milky Way behind, Sonoran Desert National Monument, Sierra Estrella Mountain Wilderness, Arizona, USA, May.
00547894
Alan Murphy / Gambel's Quail (Callipepla gambelii) male, Arizona
00547464
Alan Murphy / White-winged Dove (Zenaida asiatica) flying, Arizona
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Alan Murphy / White-winged Dove (Zenaida asiatica), Arizona
00547453
Alan Murphy / Mexican Jay (Aphelocoma wollweberi), Arizona
00547451
Alan Murphy / Mexican Jay (Aphelocoma wollweberi), Arizona
00547443
Alan Murphy / Greater Roadrunner (Geococcyx californianus) with scorpion prey, Arizona
00547442
Alan Murphy / Greater Roadrunner (Geococcyx californianus), Arizona