841-07590275

Mountain Bluebird (Sialia currucoides) male, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07590288

Male Mountain Bluebird (Sialia currucoides) with food at the nest, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07590286

Female Mountain Bluebird (Sialia currucoides) at the nest, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07355073

Mountain bluebird (Sialia currucoides) pair at their nest, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07590287

Female Mountain Bluebird (Sialia currucoides) with food at the nest, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07590281

Male Red-Winged Blackbird (Agelaius phoeniceus), Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-05961421

Male mountain bluebird (Sialia currucoides), Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

Rights-Managed

6119-08351335

Mountain bluebird (Sialia currucoides), male at nest cavity, Yellowstone National Park, Wyoming, United States of America, North America

Premium Royalty-Free

841-07590285

Male Audubon's Yellow-Rumped Warbler (Dendroica coronata auduboni), Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07590279

Male Yellow-Headed Blackbird (Xanthocephalus xanthocephalus), Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-06500684

Male mountain bluebird (Sialia currucoides), Mount Evans, Arapaho-Roosevelt National Forest, Colorado, United States of America, North America

Rights-Managed

841-06342490

Male mountain bluebird (Sialia currucoides), Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-06342488

Female mountain bluebird (Sialia currucoides) about to exit the nest, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-08797929

American Kestrel (Sparrow Hawk) (Falco sparverius), male, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07590276

American Robin (Turdus migratorius), Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-06446832

Male yellow-headed blackbird (Xanthocephalus xanthocephalus) dislaying, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07205501

Bighorn sheep (Ovis canadensis) in the winter, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

6119-08351334

Mountain bluebird (Sialia currucoides), female exiting nest cavity, Yellowstone National Park, Wyoming, United States of America, North America

Premium Royalty-Free

841-07590291

Spotted Sandpiper (Actitis macularia), Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07590289

Cinnamon Black Bear (Ursus americanus) yearling cub climbing a tree, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07590284

Female Barrow's Goldeneye (Bucephala islandica), Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07590278

Pronghorn (Antilocapra americana) buck, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-06342489

Female mountain bluebird (Sialia currucoides) with a caterpillar, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-06342487

Mountain bluebird (Sialia currucoides) with a grub, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-06342429

Female mountain bluebird (Sialia currucoides) with an insect, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07913839

Bull elk (Cervus canadensis) in the snow, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

Rights-Managed

841-07913838

Bison (Bison bison) bull covered with snow in the winter, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-08031435

Bison (Bison bison) bull in the spring, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

Rights-Managed

841-08729632

Black bear (Ursus americanus), Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07355079

Great gray owl (great grey owl) (Strix nebulosa) adult leaving a perch, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07590283

Uinta Ground Squirrel (Urocitellus armatus) among Mountain Bluebell (Mertensia ciliata), Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07590282

Uinta Ground Squirrel (Urocitellus armatus) among Mountain Bluebell (Mertensia ciliata), Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07590280

Red Fox (Vulpes vulpes) (Vulpes fulva) with prey, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07590274

Badger (Taxidea taxus), Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07590273

Red Fox (Vulpes vulpes) (Vulpes fulva), Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07590272

Bison (Bison bison) calf, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-09194714

Coyote (Canis latrans) in winter, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

Rights-Managed

841-06502699

Bison and Mount Washburn in early morning light, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

Rights-Managed

841-06446872

Western meadowlark (Sturnella neglecta) singing, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-06446869

Male Williamson's sapsucker (Sphyrapicus thyroideus) at its nest hole, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-06446827

Female Williamson's sapsucker (Sphyrapicus thyroideus) on a feeding tree, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-06342573

Bison (Bison bison) bull, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

6119-08741488

Mountain bluebird (Sialia currucoides) male feeding female, near Castlewood Canyon State Park, Colorado, United States of America, North America

Premium Royalty-Free

600-00934024

Eastern Bluebird at Nesting Box

Premium Royalty-Free

841-07205500

Bighorn sheep (Ovis canadensis) ram eating in the winter, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07205499

Bull elk (Cervus canadensis) feeding in the winter, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07205498

Bison (Bison bison) bull in the snow, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07205497

Bison (Bison bison) bull in the snow, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07205496

Bison (Bison bison) cow in the winter, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07205494

Bison (Bison bison) bull in the winter, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

Rights-Managed

841-09108176

Grizzly Bear (Ursus arctos horribilis), yearling cub, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-09108174

Bison (Bison bison) cow and newborn calf, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07913849

Lazuli bunting (Passerina amoena), male in winter plumage, Chiricahuas, Coronado National Forest, Arizona, United States of America, North America

Rights-Managed

841-07913837

Coyote (Canis latrans) in the snow, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-08031441

Black bear (Ursus americanus) in the spring, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-08031438

Pronghorn (Antilocapra americana) bucks sparring, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-08031437

Cinnamon black bear (Ursus americanus), Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-08031436

Uinta ground squirrel (Urocitellus armatus), Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-08729630

Black bear (Ursus americanus) cub of the year or spring cub, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-08729629

Black bear (Ursus americanus) cub of the year or spring cub climbing a tree, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

6119-08541999

Audubon's Yellow-Rumped Warbler (Dendroica coronata auduboni), Yellowstone National Park, Wyoming, United States of America, North America

Premium Royalty-Free

6119-08541993

Common Raven (Corvus corax), Yellowstone National Park, Wyoming, United States of America, North America

Premium Royalty-Free

6119-08541992

Red Fox (Vulpes vulpes or Vulpes fulva), Yellowstone National Park, Wyoming, United States of America, North America

Premium Royalty-Free

841-07590293

Young Uinta Ground Squirrel (Urocitellus armatus), Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07590290

Badger (Taxidea taxus), Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-07590277

Line of Bison (Bison bison) crossing the Lamar River, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

Rights-Managed

841-07590270

Black Bear (Ursus americanus) sow and cub, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-09204059

An adult mountain goat (Oreamnos americanus), at Gloomy Knob in Glacier Bay National Park, Southeast Alaska, United States of America, North America

Rights-Managed

841-09204043

Adult bull Steller sea lions (Eumetopias jubatus), mock fighting, Inian Islands, Alaska, United States of America, North America

Rights-Managed

841-09204042

Adult bull Steller sea lions (Eumetopias jubatus), mock fighting, Inian Islands, Alaska, United States of America, North America

Rights-Managed

841-09155245

Grizzly Bear (Ursus arctos horribilis), yearling cub, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-09155243

Bison (Bison bison) calf, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-09155241

Grizzly Bear (Ursus arctos horribilis), yearling cub, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

Rights-Managed

841-09155240

Black Bear (Ursus americanus), Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-09155237

Grizzly Bear (Ursus arctos horribilis), Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

Rights-Managed

841-09086368

American pika (Ochotona princeps), San Juan National Forest, Colorado, United States of America, North America

Rights-Managed

841-09086366

Yellow-bellied marmot (yellowbelly marmot) (Marmota flaviventris), San Juan National Forest, Colorado, United States of America, North America

Rights-Managed

841-09086365

American pika (Ochotona princeps), San Juan National Forest, Colorado, United States of America, North America

Rights-Managed

841-09086364

Yellow-bellied marmot (yellowbelly marmot) (Marmota flaviventris) calling, San Juan National Forest, Colorado, United States of America, North America

Rights-Managed

841-09086148

Glacous-winged gulls (Larus glaucescens) perched on a cliff in the mist, Valdez, Alaska, United States of America, North America

Rights-Managed

841-09086146

Bald eagle (Haliaeetus leucocephalus), Chugach National Forest, Alaska, United States of America, North America

Rights-Managed

841-05961422

Male Williamson's sapsucker (Sphyrapicus thyroideus), Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

Rights-Managed

841-06446873

Yellow-headed blackbird (Xanthocephalus xanthocephalus), Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-06446871

Female Williamson's sapsucker (Sphyrapicus thyroideus) at its nest hole, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-06446870

Male Williamson's sapsucker (Sphyrapicus thyroideus) poking out of its nest hole, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-06446830

Black bear (Ursus americanus), Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-06446820

Brown-headed cowbird (Molothrus ater), Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-06446819

Sandhill crane (Grus canadensis), Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-06342575

Bison (Bison bison) bull and cow, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed

841-06342574

Bison (Bison bison) bull among yellow wildflowers, Yellowstone National Park, Wyoming, United States of America, North America

Rights-Managed