1. A juvenile grizzly standing on two legs.

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

    Published on August 10, 2019

  2. A juvenile grizzly bear standing on two legs.

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

    Published on August 10, 2019

  3. 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

  4. Grand Teton at sunset.

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

    Published on August 9, 2019

  5. A steam plume rising off of Castle Geyser during an eruption.

    Castle Geyser, Yellowstone National Park. May, 2019.

    Published on August 8, 2019

  6. A steam column rising off of Castle Geyser during an eruption.

    Castle Geyser, Yellowstone National Park. May, 2019.

    Published on August 8, 2019

  7. A huge steam column rising off of an eruption of Old Faithful in the distance.

    Old Faithful, Yellowstone National Park. May, 2019.

    Published on August 7, 2019

  8. 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

  9. A hillside in the Tetons with Mount Moran in the background, shrouded in clouds.

    Mount Moran, shrouded in clouds. May, 2019.

    Published on August 6, 2019

  10. 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

  11. A red dog standing next to two adult bison.

    Bison, Antelope Flats, Grand Teton National Park. May, 2019.

    Published on August 5, 2019

  12. A bison lying down on the ground and facing the camera, with other bison standing in the background.

    Bison, Antelope Flats, Grand Teton National Park. May, 2019.

    Published on August 5, 2019

  13. A bison standing in the sage brush and looking at the camera.

    Bison, Antelope Flats, Grand Teton National Park. May, 2019.

    Published on August 4, 2019

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

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

    Published on August 4, 2019

  15. The inscription at the top of the Roosevelt Arch in Yellowstone National Park, which reads "for the benefit and enjoyment of the people".

    Roosevelt Arch, Yellowstone National Park. May, 2019.

    Published on August 3, 2019

  16. A grizzly sow digging for grubs in the rain near some fallen trees.

    A grizzly in the rain, Yellowstone National Park. May, 2019.

    Published on August 3, 2019

  17. A wolf stalking a herd of bison and their red dogs in the Lamar Valley.

    A wolf stalking a herd of bison in the Lamar Valley, Yellowstone National Park.…

    Published on August 2, 2019

  18. A huge calcified boulder in front of Soda Butte, in the Lamar Valley.

    Soda Butte, Lamar Valley, Yellowstone National Park. May, 2019.

    Published on August 2, 2019

  19. A huge calcified boulder in front of Soda Butte in the Lamar Valley.

    Soda Butte, Lamar Valley, Yellowstone National Park. May, 2019.

    Published on August 1, 2019

  20. A small tree growing at the top of a massive hoodoo in Yellowstone.

    The Hoodoos, Yellowstone National Park. May, 2019.

    Published on August 1, 2019

  21. Trees and bushes growing among the rocks of the Hoodoos in Yellowstone.

    The Hoodoos, Yellowstone National Park. May, 2019.

    Published on July 31, 2019

  22. A winding road in the Hoodoos, Yellowstone National Park.

    The Hoodoos, Yellowstone National Park. May, 2019.

    Published on July 31, 2019

  23. The Roosevelt Arch at Yellowstone National Park on a sunny afternoon. The inscription at the top reads "for the benefit and enjoyment of the people".

    Roosevelt Arch, Yellowstone National Park. May, 2019.

    Published on July 30, 2019

  24. A large herd of bison walking along a copse of trees on the Lamar Valley.

    Bison herd at the Lamar Valley, Yellowstone National Park. May, 2019.

    Published on July 30, 2019