Search Results
Your search yielded 1637 images
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SWMO_012981.jpg
Alpine Ibex, Capra ibex ibex, silhoutted in...
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JAWA_012818.jpg
Cannon and Ocean, Frenchman's Cove, Port...
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TEER_043706_Rolfnp_En...jpg
Giant Spiderwort, (Tradescantia gigantea),...
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CAYO_045595_Rolfnp_Yo...jpg
Red Fir (Abies magnifica) new growth, Yosemite...
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CAYO_045581_Rolfnp_Yo...jpg
Half Dome at sunset view from Glacier Point,...
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CAYO_045556_Rolfnp_Yo...jpg
Half Dome at sunset view from Glacier Point,...
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CAYO_045549_Rolfnp_Yo...jpg
Half Dome, Yosemite National Park, California, USA
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CASN_045611_Rolfnp_Se...jpg
Giant Sequoia (Sequoiadendron giganteum),...
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CASN_045486_Rolfnp_Se...jpg
Giant Sequoia (Sequoiadendron giganteum),...
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Untitled_Panorama11.jpg
, desert in bloom, Big Bend National Park, West...
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TXBB_048201_Rolfnp_Bi...jpg
, desert in bloom, Big Bend National Park, West...
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TXBB_048139_Rolfnp_Bi...jpg
, desert in bloom, Big Bend National Park, West...
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TXBB_047921_Rolfnp_Bi...jpg
, desert in bloom, Big Bend National Park, West...
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TESF_047495_Rolfnp_Sa...jpg
Sandfest, Sand Sculpture Festival, Port...
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TEGR_047256_Rolfnp_Gu...jpg
Bald Cypress (Taxodium distichum), Guadalupe...
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TRYU_032415_Rolfnp_Tr...jpg
Trecul Yucca, Spanish Dagger (Yucca...
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TRYU_032238_Rolfnp_Tr...jpg
Trecul Yucca, Spanish Dagger (Yucca...
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TETO_034002_Rolfnp_Te...jpg
Sunset, Dinero, Lake Corpus Christi, South...
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SPMO_034244_Rolfnp_Sp...jpg
Spanish moss (Tillandsia usneoides), growing on...
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GRJA_029515_Rolfnp_Gr...jpg
Green Jay (Cyanocorax yncas), adult in flight,...
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GRFO_031127_Rolfnp_Gr...jpg
Gray Fox (Urocyon cinereoargenteus), adult at...
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WWDO_027889_Rolfnp_Wh...jpg
White-winged Dove (Zenaida asiatica), adult...
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SHCA_028044_Rolfnp_St...jpg
Strawberry Hedgehog Cactus (Echinocereus...
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_WDRA_027869.jpg
Western Diamondback Rattlesnake (Crotalus...
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HAEM_029021_Rolfnp_Ha...jpg
Hackberry Emperor (Asterocampa celtis),...
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PRSP_027811_Rolfnp_Pr...jpg
Prairie Spiderwort (Tradescantia occidentalis),...
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CATO_027401.jpg
Cane Toad, Marine Toad, Giant Toad (Bufo...
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027530.jpg
Mountain Gorilla (Gorilla beringei beringei),...
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027487.jpg
Long-nosed Horned Frog (Megophrys nasuta),...
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BISH_027237.jpg
Bighorn Sheep, Mountain Sheep(Ovis canadensis),...
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NCMU_026630.jpg
Puffball (Lycoperdaceae), Raven Rock State...
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NCLA_026554.jpg
American Beaver (Castor canadensis), Frost...
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NCLA_026541.jpg
Granite outcrop with lichens, Rolesville...
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NCLA_026538.jpg
Cross and Full Moon, North Carolina, USA
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NCLA_026534.jpg
Ice sickles on log in Haw River, Haw River...
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SWTR_025899.jpg
Linden tree (Tilia sp.), tree in autumn,...
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SWTR_025895.jpg
Linden tree (Tilia sp.), tree in autumn,...
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SWTR_025834.jpg
Linden tree (Tilia sp.), tree in spring,...
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SWMA_025918.jpg
Matterhorn at sunrise in winter with reflection...
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SWTR_026003.jpg
Linden tree (Tilia sp.), tree in summer,...
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SWTR_025931.jpg
Linden tree (Tilia sp.),bare tree with frost in...
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SWMA_026106.jpg
Matterhorn at sunrise in winter with reflection...
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SWMA_026104.jpg
Matterhorn at night with star trails in winter...
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SWMA_026101.jpg
Matterhorn at sunrise in winter with reflection...
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SWLA_026124.jpg
Grossmuenster,Zurich, Switzerland, Europe
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SWAG_026091.jpg
Aletsch Glacier, UNESCO World Heritage Site...
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SWAG_026044.jpg
Aletsch Glacier, UNESCO World Heritage Site...
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SWAG_026038.jpg
Aletsch Glacier, UNESCO World Heritage Site...
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GSLI_026085.jpg
Galápagos Sea Lion (Zalophus wollebaeki) adult,...
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ECGI_026087.jpg
Prickly pear cactus (Opuntia echios), Puerto...
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TELA_026440.jpg
Ranch Road at sunset, Rio Grande Valley,Texas, USA
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North and SouthFavori...jpg
Agave, Century Plant, Agavaceae, Rio Grande...
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TEBB_026790.jpg
Santa Elena Canyon, Chisos Mountains, Big Bend...
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SNGO_026724.jpg
Snow Goose (Chen caerulescens), flock lifting...
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MOPM_026802.jpg
Silky Lupine (Lupinus sericeus), Pryor...
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COOR_026725.jpg
Spruce tree snow covered, Red Mountain Pass,...
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TEWI_026213.jpg
Wind mill at sunset, Sinton, Corpus Christi,...
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SNGO_026743.jpg
Snow Goose (Chen caerulescens), flock lifting...
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SNGO_026635.jpg
Snow Goose (Chen caerulescens), flock at...
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LEBI_026319.jpg
Least Bittern (Ixobrychus exilis), adult in...
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NCLA_026557.jpg
Ice patterns, Haw River State Park, Pittsboro,...
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EUST_026565.jpg
European Starling (Sturnus vulgaris), pair...
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WOST_003743.jpg
Wood Stork, Mycteria americana, adults, Lake...
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TERO_013286.jpg
Birder on boardwalk tower, Birding center, Port...
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TEBB_013141.jpg
View from Lost Mine Peak, Big Bend National...
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SWTR_013040.jpg
Norway spruce, Picea abies, with snow,...
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SWBU_012943.jpg
Farm house, Oberaegeri, Zug, Switzerland, Europe
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SWLA_021649.jpg
Sunset over lake of zug, Zug, Switzerland
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GELA_021633.jpg
Small Ohne river, Bavarian Forest, Bavaria,...
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WYYS_022095.jpg
Silky Lupine (Lupinus sericeus), Yellowstone...
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WYGT_022097.jpg
Arrowleaf Balsamroot (Balsamorhiza sagittata)...
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SPAI_012920.jpg
Mountains and wildflowers, Denja, Alicante,...
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PRON_011044.jpg
Pronghorn, Antilocapra americana, male walking...
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HALA_012711.jpg
Fern Grotto, Kauai, Hawaii, USA
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GRLA_012686.jpg
Ocean view at sunset, Samos, Greek Islands,...
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YEWA_010673.jpg
Yellow Waterlily, Nymphaea mexicana, blooming...
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TETR_013306.jpg
Texas Bluebonnet, Lupinus texensis and Huisache...
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TENP_011074.jpg
Teton Range and pond at Sunrise, Schwabacher...
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SWMA_012967.jpg
Matterhorn reflecting in Stellisee, Zermatt,...
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QUAS_000751.jpg
Aspen trees in fallcolor, Uncompahgre National...
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HAWA_012737.jpg
Hanauma Bay, Oahu, Hawaii, USA, August 1996
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GRBU_012681.jpg
Acropolis of Athens, Athen, Greece, April 1998
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CRWG_009256.jpg
Mountainstream in Cloudforest, La Paz Waterfall...
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COWI_006710.jpg
Clear Lake and wildflowers in alpine meadow,...
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COMV_006497.jpg
Mesa Verde National Park, Colorado, USA,...
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ARSA_012582.jpg
Saguaro Cactus, Carnegiea gigantea, Saguaro...
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AMLO_010533.jpg
American Lotus (Nelumbo lutea), blooming,...
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WYYS_021232.jpg
Cottonwood tree (Populus sp.) frost covered,...
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WYGT_013353.jpg
Oxbow Bend at sunrise, Grand Teton NP,Wyoming, USA
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UTAR_006566.jpg
Courthouse Towers and tree, Arches National...
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UTAR_006557.jpg
Courthouse Towers at sunrise with reflection in...
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TPPC_007696.jpg
Texas Prickly Pear Cactus, Opuntia lindheimeri,...
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TEWI_021161.jpg
Wind mill at sunset, Sinton, Corpus Christi,...
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TEWI_019897.jpg
Windmill at sunset,Rio Grande Valley,Texas, USA
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North and SouthFavori...jpg
Live Oak (Quercus virginiana) Squaw Weed...
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TEWI_005531.jpg
Windmill at sunrise with Full Moon, Canyon,...
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TETR_013302.jpg
Live Oak tree and Texas Bluebonnet, Lupinus...
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TEPA_018730.jpg
Texas Paintbrush (Castilleja indivisa) in field...
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TELM_013238.jpg
Trail and Bigtooth Maples (Acer grandidentatum)...
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TELM_013234.jpg
Bigtooth Maples (Acer grandidentatum) , Lost...