Search Results
Your search yielded 3930 images
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BTPD,003,Franz_Rolfnp...jpg
Black-tailed Prairie Dog (Cynomys...
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SGCI_025569.jpg
Superb Green Cicada (Tibicen superba), adult...
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SGCI_025548.jpg
Superb Green Cicada (Tibicen superba), adult...
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SGCI_025542.jpg
Superb Green Cicada (Tibicen superba), adult...
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SGCI_025530.jpg
Superb Green Cicada (Tibicen superba), adult...
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SGCI_025485.jpg
Superb Green Cicada (Tibicen superba), adult...
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COPA_026359.jpg
Common Pauraque (Nyctidromus albicollis), adult...
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MUHO_022070.jpg
Mustang Horse (Equus caballus), stallions...
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GRBE_022053.jpg
Grizzly Bear (Ursus arctos horribilis), adult...
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GRBE_021357.jpg
Grizzly Bear (Ursus arctos horribilis), adult,...
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COPA_021419.jpg
Common Pauraque (Nyctidromus albicollis), adult...
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BNST_021408.jpg
Black-necked Stilt (Himantopus mexicanus),...
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SGCI_025553.jpg
Superb Green Cicada (Tibicen superba), adult...
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SGCI_025499.jpg
Superb Green Cicada (Tibicen superba), adult...
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SGCI_025490.jpg
Superb Green Cicada (Tibicen superba), adult...
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COPA_026364.jpg
Common Pauraque (Nyctidromus albicollis), adult...
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BTPR_021486.jpg
Black-tailed Prairie Dog (Cynomys...
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WTDE_023420.jpg
White-tailed Deer (Odocoileus virginianus)...
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WTDE_023418.jpg
White-tailed Deer (Odocoileus virginianus)...
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QUEE_045304_Rolfnp_ Q...jpg
Queen (Danaus gilippus), butterfly expanding...
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QUEE_045265_Rolfnp_ Q...jpg
Queen (Danaus gilippus), butterfly emerging...
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QUEE_045186_Rolfnp_ Q...jpg
Queen (Danaus gilippus), butterfly expanding...
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QUEE_044937_Rolfnp_ Q...jpg
Queen (Danaus gilippus), caterpillar pupating...
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QUEE_044851_Rolfnp_ Q...jpg
Queen (Danaus gilippus), caterpillar pupating...
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QUEE_044849_Rolfnp_ Q...jpg
Queen (Danaus gilippus), caterpillar pupating...
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GUFR_045243_Rolfnp_ G...jpg
Gulf Fritillary (Agraulis vanillae), butterfly...
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GUFR_044827_Rolfnp_ G...jpg
Gulf Fritillary (Agraulis vanillae), butterfly...
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GUFR_044825_Rolfnp_ G...jpg
Gulf Fritillary (Agraulis vanillae), butterfly...
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GUFR_044807_Rolfnp_ G...jpg
Gulf Fritillary (Agraulis vanillae),...
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GISW_045647_Rolfnp_ G...jpg
Giant Swallowtail (Papilio cresphontes),...
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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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BOPA_045146_Rolfnp_ B...jpg
Bordered Patch (Chlosyne lacinia), butterfly...
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BOPA_045137_Rolfnp_ B...jpg
Bordered Patch (Chlosyne lacinia), butterfly...
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BOPA_045110_Rolfnp_ B...jpg
Bordered Patch (Chlosyne lacinia), butterfly...
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BOPA_045058_Rolfnp_ B...jpg
Bordered Patch (Chlosyne lacinia), butterfly...
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BOPA_045015_Rolfnp_ B...jpg
Bordered Patch (Chlosyne lacinia), butterfly...
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BOPA_044620_Rolfnp_ B...jpg
Bordered Patch (Chlosyne lacinia), butterfly...
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BOPA_044592_Rolfnp_ B...jpg
Bordered Patch (Chlosyne lacinia), butterfly...
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BABU_043716_Rolfnp_Be...jpg
Bee Assassin Bug (Apiomerus crassipes), adult...
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BLSW_048583_Rolfnp_Bl...jpg
Black Swallowtail (Papilio polyxenes),...
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LBTH_041831_Rolfnp_Lo...jpg
Long-billed Thrasher (Toxostoma longirostre),...
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WWDO_042893_Rolfnp_Wh...jpg
White-winged Dove (Zenaida asiatica), adult...
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WLSP_042761_Rolfnp_Wh...jpg
White-lined sphinx (Hyles lineata), adult in...
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WLSP_042749_Rolfnp_Wh...jpg
White-lined sphinx (Hyles lineata), adult in...
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SLOR_042350_Rolfnp_Sl...jpg
Sleepy Orange (Eurema nicippe), newly hatched...
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RTHU_041699_Rolfnp_Ru...jpg
Ruby-throated Hummingbird (Archilochus...
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RTHU_041636_Rolfnp_Ru...jpg
Ruby-throated Hummingbird (Archilochus...
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RTHU_041602_Rolfnp_Ru...jpg
Ruby-throated Hummingbird (Archilochus...
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PIWA_043034_Rolfnp_Pi...jpg
Pine Warbler (Dendroica pinus), immature female...
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PIWA_042922_Rolfnp_Pi...jpg
Pine Warbler (Dendroica pinus), immature female...
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OCWA_042944_Rolfnp_Or...jpg
Orange-crowned Warbler (Vermivora celata),...
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MONA_07_041302_Rolfnp...jpg
Monarch (Danaus plexippus), butterfly emerging...
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MATI_041080_Rolfnp_Ma...jpg
Marsh Tit (Poecile palustris), adult perched on...
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LETE_042171_Rolfnp_Le...jpg
Least Tern (Sterna antillarum), adult feeding...
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LETE_042104_Rolfnp_Le...jpg
Least Tern (Sterna antillarum), adult warming...
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LETE_042098_Rolfnp_Le...jpg
Least Tern (Sterna antillarum), adult with...
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LEGO_042807_Rolfnp_Le...jpg
Lesser Goldfinch (Carduelis psaltria), male...
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LBWO_043048_Rolfnp_La...jpg
Ladder-backed Woodpecker (Picoides scalaris),...
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HOSP_042446_Rolfnp_Ho...jpg
House Sparrow (Passer domesticus), female...
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HOSP_042443_Rolfnp_Ho...jpg
House Sparrow (Passer domesticus), female...
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HOSP_042441_Rolfnp_Ho...jpg
House Sparrow (Passer domesticus), female...
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GRTI_041110_Rolfnp_Gr...jpg
Great Tit (Parus major), adult perched on berry...
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GISW_041787_Rolfnp_Gi...jpg
Giant Swallowtail (Papilio cresphontes),...
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CHSP_043098_Rolfnp_Ch...jpg
Chipping Sparrow (Spizella passerina), adult...
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CHSP_043076_Rolfnp_Ch...jpg
Chipping Sparrow (Spizella passerina), adult...
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CHSP_042830_Rolfnp_Ch...jpg
Chipping Sparrow (Spizella passerina), adults...
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CHSP_042810_Rolfnp_Ch...jpg
Chipping Sparrow (Spizella passerina), adult...
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CCCA_2_042742_Rolfnp_...jpg
Claret Cup Cactus (Echinocereus...
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CCCA_1_042743_Rolfnp_...jpg
Claret Cup Cactus (Echinocereus...
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BLSW_A3_041239_Rolfnp...jpg
Black Swallowtail (Papilio polyxenes),...
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BLSW_041249_Rolfnp_Bl...jpg
Black Swallowtail (Papilio polyxenes),...
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BLSK_042284_Rolfnp_Bl...jpg
Black Skimmer (Rynchops niger), adult feeding...
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BLSK_042123_Rolfnp_Bl...jpg
Black Skimmer (Rynchops niger), adult male...
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BLSK_042097_Rolfnp_Bl...jpg
Black Skimmer (Rynchops niger), adult with...
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BLSK_042065_Rolfnp_Bl...jpg
Black Skimmer (Rynchops niger), adult with...
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BHCO_042527_Rolfnp_Br...jpg
Brown-headed Cowbird (Molothrus ater), adult...
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BCTI_042911_Rolfnp_Bl...jpg
Black-crested Titmouse (Baeolophus bicolor),...
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BAOR_042623_Rolfnp_Ba...jpg
Baltimore Oriole (Icterus galbula), adult male...
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BAOR_042593_Rolfnp_Ba...jpg
Baltimore Oriole (Icterus galbula), adult male...
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BAOR_042586_Rolfnp_Ba...jpg
Baltimore Oriole (Icterus galbula), adult male...
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SBSC_040935_Rolfnp_St...jpg
Striped Bark Scorpion (Centruroides vittatus),...
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GOEA_040714_Huwiler_R...jpg
Golden Eagle (Aquila chrysaetos), adult...
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TLAN_034876_Rolfnp_Te...jpg
Texas leafcutter ant (Atta texana), workers...
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TRYU_032238_Rolfnp_Tr...jpg
Trecul Yucca, Spanish Dagger (Yucca...
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NOSH_032965_Rolfnp_No...jpg
Northern Shoveler (Anas clypeata), male feeding...
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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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EFSQ_033620_Rolfnp_Ea...jpg
Eastern Fox Squirrel (Sciurus niger), adult...
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BRCO_034518_Rolfnp_Br...jpg
Bronzed Cowbird (Molothrus aeneus), males,...
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BLVU_034509_Rolfnp_Bl...jpg
Black Vulture (Coragyps atratus), adults eating...
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BCHU_029589_Rolfnp_Bl...jpg
Black-chinned Hummingbird (Archilochus...
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BASN_031585_Rolfnp_Ba...jpg
Banded Scrubsnail (Praticolella...
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BASW_029748_Rolfnp_Ba...jpg
Barn Swallow (Hirundo rustica), adult bathing...
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LBFL_027877_Rolfnp_La...jpg
Large Bee Fly (Bombylius sp.), adult in flight...
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LABE,026958,Rolfnp,La...jpg
Multicolored Asian lady beetle (Harmonia...
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LABE,026891,Rolfnp,La...jpg
Multicolored Asian lady beetle (Harmonia...
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CLBO_027595_Rolfnp_Cl...jpg
Clearwing borer (Sesiidae), adult on Gerbera...
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BYMD_028142_Rolfnp_Bl...jpg
Black and yellow Mud Dauber (Sceliphron...
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BCHU_028862_Rolfnp_Bl...jpg
Black-chinned Hummingbird (Archilochus...