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

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

    Published on August 5, 2019

  2. 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

  3. 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

  4. 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

  5. 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

  6. A lone bison, walking in the Lamar Valley. A large group of bison can be seen in the distance.

    Bison, Lamar Valley, Yellowstone National Park. May, 2019.

    Published on July 27, 2019

  7. A bison, looking to his side while walking away from the camera.

    Bison, Lamar Valley, Yellowstone National Park. May, 2019.

    Published on July 26, 2019

  8. A large group of bison and red dogs crossing the road in the Lamar Valley.

    Bison & Red Dogs, Lamar Valley, Yellowstone National Park. May, 2019.

    Published on July 24, 2019

  9. A bison, standing while looking to the right, and reflected off a nearby pond.

    A bison, reflected. Yellowstone National Park. May, 2019.

    Published on July 24, 2019

  10. A bison, wet from the rain, standing among the sage brush on a foggy morning in the Lamar Valley.

    Bison, Lamar Valley, Yellowstone National Park. May, 2019.

    Published on July 23, 2019

  11. A cute little baby bison standing in a field at Yellowstone.

    A red dog at Yellowstone National Park. May, 2019.

    Published on July 21, 2019

  12. Two bison eating grass at Yellowstone National Park.

    Bison, Yellowstone National Park. May, 2019.

    Published on July 20, 2019

  13. 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

  14. 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

  15. 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

  16. 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

  17. A bison walking among the brush at Grand Teton National Park.

    Bison at Grand Teton National Park, Wyoming. April, 2019.

    Published on July 7, 2019

  18. Three bison eating the brush near the Kelly Warm Spring. The one in the foreground is looking the camera with a mouthful of brush.

    Bison near the Kelly Warm Spring, Grand Teton National Park. March, 2019.

    Published on June 27, 2019

  19. A bison scratching its neck with its back foot.

    Bison near the Kelly Warm Spring, Grand Teton National Park. March, 2019.

    Published on June 27, 2019

  20. A group of seven bison eating next to a stream near the Kelly Warm Spring. The one closest to the camera is sticking its tongue out.

    Bison near the Kelly Warm Spring, Grand Teton National Park. March, 2019.

    Published on June 26, 2019

  21. A bison munching on brush near the Kelly Warm Spring.

    Bison near the Kelly Warm Spring, Grand Teton National Park. March, 2019.

    Published on June 26, 2019

  22. A group of bison standing on the snow-covered bank of the Gros Ventre river.

    Bison on the Gros Ventre river, Grand Teton National Park. March, 2019.

    Published on June 24, 2019

  23. A group of bison standing on the Gros Ventre river.

    Bison on the Gros Ventre river, Grand Teton National Park. March, 2019.

    Published on June 24, 2019

  24. A bison eating sage brush and grasses on a snow-covered hill.

    Bison near the Kelly Warm Spring, Grand Teton National Park. March, 2019.

    Published on June 23, 2019