1. Two juvenile grizzly bears at Grand Teton National Park. The one on the left is looking to its right, and the one on the right is standing on two legs.

    Grizzly Bears, Grand Teton National Park. May, 2019.

    Published on August 11, 2019

  2. A juvenile grizzly standing on two legs.

    Grizzly Bear, Grand Teton National Park. May, 2019.

    Published on August 10, 2019

  3. A juvenile grizzly bear standing on two legs.

    Grizzly Bear, Grand Teton National Park. May, 2019.

    Published on August 10, 2019

  4. Two juvenile grizzly bears walking among the brush; the one in the back is looking towards the camera.

    Grizzly Bears, Grand Teton National Park. May, 2019.

    Published on August 9, 2019

  5. Grand Teton at sunset.

    The Tetons from Willow Flats, Grand Teton National Park. May, 2019.

    Published on August 9, 2019

  6. A tree tilted at about a 30° angle on the banks of the Snake River, and shrouded in fog.

    The Snake River, just outside Yellowstone National Park. May, 2019.

    Published on August 7, 2019

  7. A side profile close-up of a bull elk. Four tines of his antlers can be seen, covered in velvet.

    Bull Elk at Oxbow Bend, Grand Teton National Park. May, 2019.

    Published on August 6, 2019

  8. A marmot standing among the brush at Signal Mountain.

    Marmot, Signal Mountain, Grand Teton National Park. May, 2019.

    Published on August 4, 2019

  9. Blondie, a grizzly bear, walking on a patch of snow in an open field at Grand Teton National Park.

    Grizzly Bear, Grand Teton National Park. May, 2019.

    Published on July 17, 2019

  10. Blondie and one of her cubs walking in an open field at Grand Teton National Park.

    Grizzly sow and one of her two-year-old cubs, at Grand Teton National Park.…

    Published on July 16, 2019

  11. A side close-up portrait of a bison, with a few blades of grass hanging from his mouth.

    Bison, Elk Ranch Flats, Grand Teton National Park. April, 2019.

    Published on July 16, 2019

  12. A bison standing at the Elk Ranch Flats, with a line of trees and a butte in the distance, beneath dark storm clouds.

    Bison, Elk Ranch Flats, Grand Teton National Park. April, 2019.

    Published on July 15, 2019

  13. A bison eating some grass at Elk Ranch Flats. A wooden fence can be seen behind him, and in the distance, a tree-covered hill.

    Bison, Elk Ranch Flats, Grand Teton National Park. April, 2019.

    Published on July 15, 2019

  14. A big bison bull at Elk Ranch Flats, looking sideways at the camera. Trees and mountains are seen in the distance, as are dark clouds in the sky.

    Bison, Elk Ranch Flats, Grand Teton National Park. April, 2019.

    Published on July 14, 2019

  15. Mount Moran, shrouded in clouds and fog, seen from Willow Flats.

    Mount Moran from Willow Flats, Grand Teton National Park. April, 2019.

    Published on July 14, 2019

  16. A grizzly bear walking in the snow next to some willows at Grand Teton National Park.

    Grizzly Bear, Grand Teton National Park. April, 2019.

    Published on July 13, 2019

  17. Two grizzly bear cubs walking side to side alongside a road in Grand Teton National Park.

    Grizzly Bears, Grand Teton National Park. April, 2019.

    Published on July 13, 2019

  18. Two grizzly bear cubs standing near some aspens and brush on the side of the road.

    Grizzly Bears, Grand Teton National Park. April, 2019.

    Published on July 12, 2019

  19. A grizzly bear cub walking on the side of a road, while it snows.

    Grizzly Bear, Grand Teton National Park. April, 2019.

    Published on July 12, 2019

  20. A grizzly bear cub standing in front of a sign next to a road, which is packed with cars and photographers pulled over to the side.

    Grizzly Bear, Grand Teton National Park. April, 2019.

    Published on July 11, 2019

  21. A two-year old grizzly bear cub walking on its hind legs in a partially snow-covered field.

    Grizzly Bear, Grand Teton National Park. April, 2019.

    Published on July 11, 2019

  22. A female grizzly bear and her two cubs walking near a road at Grand Teton National Park. The sow is looking towards the camera and the two cubs are play-fighting.

    Grizzly Bears at Grand Teton National Park. April, 2019.

    Published on July 10, 2019

  23. Two grizzly bears among the sage brush at Grand Teton National Park. One of them is partially hidden by the brush and the other one is looking up.

    Grizzly Bears at Grand Teton National Park. April, 2019.

    Published on July 10, 2019

  24. A grizzly bear wearing a tracking collar sitting in the sage brush and looking to his side.

    Grizzly Bear, Grand Teton National Park. April, 2019.

    Published on July 9, 2019