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  1. Mandarin Duck (Aix galericulata) male and female, Jurong Bird Park, Singapore
  2. Starry sky with silhouetted Oak tree
  3. Rock Formations At Night, City Of Rocks State Park, New Mexico
  4. Common Sunflower (Helianthus annuus) group showing symmetrical seed heads, North America
  5. Trumpeter Swan Trio Flying, Magness Lake, Arkansas
  6. Lake Bailey, Petit Jean State Park, Arkansas
  7. John Day River near Dayville, Oregon
  8. Long-eared Owl perching in a tree, circumpolar species, British Columbia, Canada
  9. Mormon row barn, Grand Teton National Park, Wyoming
  10. Nokhu crags hornfel layers carved by glaciers Medicine Bow Range Colorado
  11. Pacific Rhododendrons and Coast Redwood, Del Norte Coast, California
  12. Gray Wolf (Canis lupus) pups in light snowfall, North America
  13. Tree reflecting in creek near Black Mesa State Park, Oklahoma
  14. Towers of the Virgin with cloud shadows, Zion National Park, Utah
  15. Aspen trees and Fireweed, Collegiate Peaks Wilderness Area, Colorado
  16. Shipwreck Beach, Kauai, Hawaii
  17. Mt Spry with the Virgin River surrounded by Cottonwood trees, Zion National Park, Utah
  18. Rock Falls, Havasu Canyon, Grand Canyon National Park, Arizona
  19. Incoming fog on Mount Rainier, Mount Rainier National Park, Washington
  20. Colorado River, Glenwood Canyon, Colorado
  21. Elk Mountains with dusting of snow, Colorado
  22. Mountain Lion (Felis concolor) portrait, North America
  23. Claret Cup Cactus (Echinocereus triglochidiatus) flower, Arizona
  24. Seastacks on El Matador State Beach, Malibu, California
  25. Atlantic coast near Thunder Hole, Acadia National Park, Maine
  26. Agave (Agave sp) plants with pine cones, North America
  27. La Sal Mountains and Globemallows, Salt Valley, Arches National Park, Utah
  28. Mt Spry with the Virgin River surrounded by Cottonwood trees, Zion National Park, Utah
  29. Panoramic view of the Pioneer Mountains, Idaho
  30. Cayuga Falls, Ricketts Glen State Park, Pennsylvania
  31. Sea stack and rocks along shoreline at Ruby Beach, Olympic National Park, Washington
  32. Playa Espadilla, Manuel Antonio National Park, Costa Rica
  33. Lake near French River, Ontario, Canada
  34. Palm trees line Pelada Beach, Costa Rica
  35. Devil's Tower National Monument, sacred site for Native Americans, Wyoming
  36. Rainbow over Brown Mountain, Colorado
  37. Common Sunflower (Helianthus annuus) group showing symmetrical seed heads, North America
  38. Ruby Beach with seastacks and boulders, Olympic National Park, Washington
  39. Rock Falls, Havasu Canyon, Arizona
  40. Pointed Phlox and Indian Paintbrushes in bloom, Hill Country, Texas
  41. Reeds growing through frozen surface of June Lake, eastern Sierra Nevada, California
  42. Atlantic coast near Thunder Hole, Acadia National Park, Maine
  43. El Capitan and Balanced Rock, Guadalupe Mountains National Park, Texas
  44. Mexican Golden Poppy (Eschscholzia glyptosperma) detail, New Mexico
  45. Incoming waves at Bandon Beach, Oregon
  46. Long-tailed Sylph feeding on flower nectar, Jurong Bird Park, Singapore
  47. Moon and Twin Peaks reflected in lake, Colorado
  48. Northern Elephant Seal juveniles laying on the beach, Big Sur, California