Search Results
Your search yielded 424 images
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NOPA_043948_Rolfnp_No...jpg
Northern Parula (Parula americana), adult male...
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WSJA_042881_Rolfnp_We...jpg
Western Scrub-Jay (Aphelocoma californica),...
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BLSK_042129_Rolfnp_Bl...jpg
Black Skimmer (Rynchops niger), adult pair...
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BRCO_034518_Rolfnp_Br...jpg
Bronzed Cowbird (Molothrus aeneus), males,...
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BRCO_034518_Rolfnp_Br...jpg
Bronzed Cowbird (Molothrus aeneus), males,...
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COKI,027379,Rolfnp.jpg
Couch's Kingbird (Tyrannus couchii), adult...
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_GPNT_028010.jpg
Great Plains Narrowmouth Toad (Gastrophryne...
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_COSP_027989.jpg
Couch's Spadefoot (Scaphiopus couchii), adult...
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COSP_027400.jpg
Couch's Spadefoot (Scaphiopus couchii), adult...
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COKI_027379.jpg
Couch's Kingbird (Tyrannus couchii), adult...
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COWA_024897.jpg
Colima Warbler (Vermivora crissalis), male...
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027531.jpg
Mountain Gorilla (Gorilla beringei beringei),...
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027478.jpg
Shreve's Sarayacu Tree Frog (Hyla...
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ELKS_027109.jpg
Elk, Wapiti (Cervus elaphus), bull bugling,...
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ELKS_027107.jpg
Elk, Wapiti (Cervus elaphus), bull bugling,...
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ELKS_027098.jpg
Elk, Wapiti (Cervus elaphus), bull bugling,...
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ELKS_027116.jpg
Elk, Wapiti (Cervus elaphus), bull bugling in...
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BTPD_027190.jpg
Black-tailed Prairie Dog (Cynomys...
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ELKS_026813.jpg
Elk, Wapiti (Cervus elaphus), bull bugling,...
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ELKS_026806.jpg
Elk, Wapiti (Cervus elaphus), bull smelling...
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ELKS_026665.jpg
Elk, Wapiti (Cervus elaphus), bull bugling,...
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WETA_026701.jpg
Western Tanager (Piranga ludoviciana), adult...
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EUST_026565.jpg
European Starling (Sturnus vulgaris), pair...
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WODU_005174.jpg
Wood Duck, Aix sponsa,male flapping, New...
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STJA_005100.jpg
Steller's Jay, Cyanocitta stelleri, adult on...
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SEWA_003063.jpg
Sedge Warbler, Acrocephalus schoenobaenus, male...
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PLCH_004211.jpg
Plain Chachalaca, Ortalis vetula, adult calling...
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LALO_002063.jpg
Lapland Longspur, Calcarius lapponicus,male...
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KILL_001831.jpg
Killdeer, Charadrius vociferus,adult on nest...
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GRTR_000151.jpg
Green Treefrog, Hyla cinerea, male calling at...
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GRKI_008529.jpg
Great Kiskadee, Pitangus sulphuratus, adult,...
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GCWA_003019.jpg
Golden-cheeked Warbler, Dendroica chrysoparia,...
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ELKS_011274.jpg
Elk, Wapiti, Cervus elaphus, bull calling in...
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ELKS_011241.jpg
Elk, Wapiti, Cervus elaphus, bull calling,...
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CASP_002649.jpg
Cassin's Sparrow, Aimophila cassinii, male...
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BLGR_004068.jpg
Black Grouse, Tetrao tetrix, male displaying,...
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BBWD_003855.jpg
Black-bellied Whistling-Duck, Dendrocygna...
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ANHI_001623.jpg
Anhinga, Anhinga anhinga, male calling and...
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WSBL_005189.jpg
White-spotted Bluethroat, Luscinia svecica...
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PABU_002107.jpg
Painted Bunting, Passerina ciris,male singing...
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PABU_002073.jpg
Painted Bunting, Passerina ciris,male singing...
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METF_000160.jpg
Mediterranean Treefrog, Hyla meridionalis, male...
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LEPC_014589.jpg
Lesser Prairie-Chicken, Tympanuchus...
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KILL_001829.jpg
Killdeer, Charadrius vociferus, adult in Texas...
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GWGU_001643.jpg
Glaucous-winged Gull, Larus glaucescens,adult...
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GRTR_000147.jpg
Green Treefrog, Hyla cinerea, male calling at...
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GRKI_008852.jpg
Great Kiskadee, Pitangus sulphuratus, adult,...
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GCTO_000126.jpg
Gulf Coast Toad, Bufo valliceps, male calling...
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GCTO_000121.jpg
Gulf Coast Toad, Bufo valliceps, male calling...
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Elk,_001002.jpg
Elk, Wapiti, Cervus elaphus, bull calling,...
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COBU_013750.jpg
Corn Bunting, Miliaria calandra, adult singing,...
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CAPE_004072.jpg
Capercaillie, Tetrao urogallus,male displaying,...
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BLGR_004070.jpg
Black Grouse, Tetrao tetrix,male displaying,...
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BLGR_004067.jpg
Black Grouse, Tetrao tetrix,male displaying,...
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AMRO_005538.jpg
American Robin, Turdus migratorius,male...
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ALMA_013574.jpg
Alpine Marmot, Marmota marmota, adult standing...
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VABU_019975.jpg
Varied Bunting (Passerina versicolor), adult...
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TUVU_001582.jpg
Turkey Vulture, Cathartes aura,adult, Starr...
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TETO_019961.jpg
Texas Toad (Bufo speciosus), male calling sac...
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STJA_005099.jpg
Steller's Jay, Cyanocitta stelleri, adult...
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SEWA_005050.jpg
Sedge Warbler, Acrocephalus schoenobaenus, male...
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SCQU_005036.jpg
Scaled Quail, Callipepla squamata,adult calling...
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RWBL_005011.jpg
Red-winged Blackbird, Agelaius phoeniceus, male...
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RNPH_014023.jpg
Ring-necked Pheasant, Phasianus colchicus,male...
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RNPH_014017.jpg
Ring-necked Pheasant, Phasianus colchicus,male...
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RCCA_004962.jpg
Red-crested Cardinal, Paroaria coronata, male...
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PABU_021146.jpg
Painted Bunting (Passerina ciris), adult...
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NOFL_005848.jpg
Northern Flicker,Colaptes auratus,Red-shafted...
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LEPC_014665.jpg
Lesser Prairie-Chicken, Tympanuchus...
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LEPC_014603.jpg
Lesser Prairie-Chicken, Tympanuchus...
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LEPC_014582.jpg
Lesser Prairie-Chicken, Tympanuchus...
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LBTH_019797.jpg
Long-billed Thrasher (Toxostoma longirostre),...
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KILL_008546.jpg
Killdeer, Charadrius vociferus, adult calling,...
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HEGU_004738.jpg
Herring Gull, Larus argentatus, adults, Hornoya...
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GRJA_004678.jpg
Green Jay, Cyanocorax yncas,adults fighting on...
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GBHE_004627.jpg
Great Blue Heron, Ardea herodias,adult in pond...
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FEPO_008485.jpg
Ferruginous Pygmy-Owl, Glaucidium brasilianum,...
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FEDU_003902.jpg
Ferruginous Duck, Aythya nyroca,male calling,...
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ELTR_000304.jpg
Elegant Trogon, Trogon elegans, male calling,...
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ELTR_000298.jpg
Elegant Trogon, Trogon elegans, male calling,...
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CWMA_016014.jpg
Club-winged Manakin (Machaeropterus...
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CWMA_015999.jpg
Club-winged Manakin (Machaeropterus...
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CRCA_004524.jpg
Crested Caracara, Caracara plancus, adult...
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CRBU_004521.jpg
Cretzschmar's Bunting, Emberiza caesia, male...
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BRCO_004416.jpg
Bronzed Cowbird, Molothrus aeneus, male...
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BAEA_004284.jpg
Bald Eagle, Haliaeetus leucocephalus,immature...
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BAEA_004281.jpg
Bald Eagle, Haliaeetus leucocephalus,adult...
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AMAL_022190.jpg
American Alligator (Alligator mississipiensis),...
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AMAL_022176.jpg
American Alligator (Alligator mississipiensis),...
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WILL_043979_Rolfnp_Wi...jpg
Willet (Catoptrophorus semipalmatus), adult...
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GTGR_043975_Rolfnp_Gr...jpg
Great-tailed Grackle (Quiscalus mexicanus),...
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WSJA_042879_Rolfnp_We...jpg
Western Scrub-Jay (Aphelocoma californica),...
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WSJA_042878_Rolfnp_We...jpg
Western Scrub-Jay (Aphelocoma californica),...
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LETE_042245_Rolfnp_Le...jpg
Least Tern (Sterna antillarum), young tern...
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LETE_042103_Rolfnp_Le...jpg
Least Tern (Sterna antillarum), adult calling,...
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BLSK_042072_Rolfnp_Bl...jpg
Black Skimmer (Rynchops niger), adult in flight...
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BLSK_042071_Rolfnp_Bl...jpg
Black Skimmer (Rynchops niger), adult in flight...
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BLSK_042063_Rolfnp_Bl...jpg
Black Skimmer (Rynchops niger), adult with...
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BLSK_042062_Rolfnp_Bl...jpg
Black Skimmer (Rynchops niger), adult with...
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GRKI_029442_Rolfnp_Gr...jpg
Great Kiskadee (Pitangus sulphuratus), adult...