Search Results
Your search yielded 4663 images
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REMA_5_042799_Rolfnp_...jpg
Red Maple (Acer rubrum), buds opening, time...
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REMA_1_042805_Rolfnp_...jpg
Red Maple (Acer rubrum), buds opening, time...
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NBCE_7_041779_Rolfnp_...jpg
Night-blooming Cereus, Barbed-wire Cactus...
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NBCE_1_041785_Rolfnp_...jpg
Night-blooming Cereus, Barbed-wire Cactus...
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REMA_6_042798_Rolfnp_...jpg
Red Maple (Acer rubrum), buds opening, time...
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REMA_4_042801_Rolfnp_...jpg
Red Maple (Acer rubrum), buds opening, time...
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REMA_3_042803_Rolfnp_...jpg
Red Maple (Acer rubrum), buds opening, time...
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REMA_2_042804_Rolfnp_...jpg
Red Maple (Acer rubrum), buds opening, time...
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NBCE_8_041776_Rolfnp_...jpg
Night-blooming Cereus, Barbed-wire Cactus...
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NBCE_5_041781_Rolfnp_...jpg
Night-blooming Cereus, Barbed-wire Cactus...
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NBCE_4_041782_Rolfnp_...jpg
Night-blooming Cereus, Barbed-wire Cactus...
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NBCE_3_041783_Rolfnp_...jpg
Night-blooming Cereus, Barbed-wire Cactus...
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NBCE_2_041784_Rolfnp_...jpg
Night-blooming Cereus, Barbed-wire Cactus...
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NBCE_6_041780_Rolfnp_...jpg
Night-blooming Cereus, Barbed-wire Cactus...
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TEIS_014896.jpg
Texas Indigo Snake, Drymarchon corais...
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MGSQ_019940.jpg
Mexican Ground Squirrel (Spermophilus...
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NORA_026330.jpg
Northern Raccoon (Procyon lotor), adult in...
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ELOW_000295.jpg
Elf Owl, Micrathene whitneyi, adult, Madera...
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GRRO_041866_Rolfnp_Gr...jpg
Greater Roadrunner (Geococcyx californianus),...
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NORA_007565.jpg
Northern Raccoon, Procyon lotor, adult at...
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PETR_043120_Rolfnp_Pe...jpg
Peach tree (Prunus persica), buds opening,...
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BBHU,024690,Rolfnp,Bu...jpg
Buff-bellied Hummingbird (Amazilia...
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PETR_043125_Rolfnp_Pe...jpg
Peach tree (Prunus persica), buds opening,...
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PETR_043112_Rolfnp_Pe...jpg
Peach tree (Prunus persica), buds opening,...
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MEPL_043430_Rolfnp_Me...jpg
Mexican Plum (Prunus mexicana), buds opening,...
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MEPL_043362_Rolfnp_Me...jpg
Mexican Plum (Prunus mexicana), buds opening,...
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MEPL_043356_Rolfnp_Me...jpg
Mexican Plum (Prunus mexicana), buds opening,...
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MEPL_043350_Rolfnp_Me...jpg
Mexican Plum (Prunus mexicana), buds opening,...
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SNEG_018688.jpg
Snowy Egret (Egretta thula), adult in flight,...
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CGSN_019246.jpg
Rio Grande Leopard Frog (Rana berlandieri),...
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BBHU_025289.jpg
Buff-bellied Hummingbird (Amazilia...
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BBHU_025281.jpg
Buff-bellied Hummingbird (Amazilia...
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BBHU_024689.jpg
Buff-bellied Hummingbird (Amazilia...
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BBHU_024677.jpg
Buff-bellied Hummingbird (Amazilia...
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BBHU_024667.jpg
Buff-bellied Hummingbird (Amazilia...
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BBHU_024663.jpg
Buff-bellied Hummingbird (Amazilia...
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BBHU_024658.jpg
Buff-bellied Hummingbird (Amazilia...
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PETR_043116_Rolfnp_Pe...jpg
Peach tree (Prunus persica), buds opening,...
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COPA_026364.jpg
Common Pauraque (Nyctidromus albicollis), adult...
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COPA_026359.jpg
Common Pauraque (Nyctidromus albicollis), adult...
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FRLA_021892.jpg
Moulin Rouge, Paris, France, Europe
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FRLA_021889.jpg
Eiffel Tower at night, Paris, France, Europe
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COPA_021419.jpg
Common Pauraque (Nyctidromus albicollis), adult...
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COPA_021224.jpg
Common Pauraque (Nyctidromus albicollis), egg...
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FRLA_021891.jpg
Eiffel Tower at night, Paris, France, Europe
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COPA_021420.jpg
Common Pauraque (Nyctidromus albicollis), adult...
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COPA_021414.jpg
Common Pauraque (Nyctidromus albicollis), eggs...
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COPA_021215.jpg
Common Pauraque (Nyctidromus albicollis), adult...
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AULA_021566.jpg
Opera House at dawn, Sydney , New South Wales,...
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FRLA_021890.jpg
Eiffel Tower at night, Paris, France, Europe
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FRLA_021888.jpg
Eiffel Tower at dawn, Paris, France, Europe
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YRWA_043518_Rolfnp_Ye...jpg
Yellow-rumped Warbler (Dendroica coronata),...
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TEWA_044084_Rolfnp_Te...jpg
Tennessee Warbler (Vermivora peregrina), adult...
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RTHU_045374_Rolfnp_Ru...jpg
Ruby-throated Hummingbird (Archilochus...
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REEG_044017_Rolfnp_Re...jpg
Reddish Egret (Egretta rufescens), adult, South...
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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_045210_Rolfnp_ Q...jpg
Queen (Danaus gilippus), butterfly expanding...
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QUEE_045186_Rolfnp_ Q...jpg
Queen (Danaus gilippus), butterfly expanding...
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QUEE_045178_Rolfnp_ Q...jpg
Queen (Danaus gilippus), butterfly expanding...
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QUEE_045168_Rolfnp_ Q...jpg
Queen (Danaus gilippus), butterfly expanding...
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QUEE_045165_Rolfnp_ Q...jpg
Queen (Danaus gilippus), butterfly emerging...
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QUEE_044937_Rolfnp_ Q...jpg
Queen (Danaus gilippus), caterpillar pupating...
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QUEE_044858_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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PIWA_043240_Rolfnp_Pi...jpg
Pine Warbler (Dendroica pinus), adult male...
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OCWA_043166_Rolfnp_Or...jpg
Orange-crowned Warbler ( Vermivora celata),...
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LBWO_043515_Rolfnp_La...jpg
Ladder-backed Woodpecker (Picoides scalaris),...
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LBWO_043259_Rolfnp_La...jpg
Ladder-backed Woodpecker (Picoides scalaris),...
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HODU_044378_Rolfnp_Ho...jpg
Horace's Duskywing (Erynnis horatius), adult on...
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GUFR_045243_Rolfnp_ G...jpg
Gulf Fritillary (Agraulis vanillae), butterfly...
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GUFR_045212_Rolfnp_ G...jpg
Gulf Fritillary (Agraulis vanillae), butterfly...
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GUFR_045196_Rolfnp_ G...jpg
Gulf Fritillary (Agraulis vanillae), butterfly...
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GUFR_045099_Rolfnp_ G...jpg
Gulf Fritillary (Agraulis vanillae), butterfly...
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GUFR_045069_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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GRCA_045670_Rolfnp_Gr...jpg
Gray Catbird (Dumetella carolinensis), adult...
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EGGO_043346_Rolfnp_Eg...jpg
Egyptian Goose (Alopochen aegyptiaca), chick,...
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EGGO_043291_Rolfnp_Eg...jpg
Egyptian Goose (Alopochen aegyptiaca), adult...
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EGGO_043286_Rolfnp_Eg...jpg
Egyptian Goose (Alopochen aegyptiaca), adults...
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DRPH_043650_Rolfnp_ D...jpg
Drummond Phlox, Annual Phlox (Phlox drummondii)...
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CACH_043245_Rolfnp_Ca...jpg
Carolina Chickadee (Poecile carolinensis),...
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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_045045_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_045012_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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BLWW_043792_Rolfnp_Bl...jpg
Blue-winged Warbler (Vermivora pinus), female...
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BLPW_043939_Rolfnp_Bl...jpg
Blackpoll Warbler (Dendroica striata), female...
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BCHU_044359_Rolfnp_ B...jpg
Black-chinned Hummingbird (Archilochus...
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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_047904_Rolfnp_Bi...jpg
, desert in bloom, Big Bend National Park, West...