YellowstoneNPS:
Bison in Snow
YellowstoneNPS:
Bison rut in hayden Valley along the Yellowstone River
YellowstoneNPS:
Bison jam in Hayden Valley during rut
YellowstoneNPS:
Bull bison grazing along the Gibbon River
YellowstoneNPS:
Bull bison along the Blacktail Ponds Trail
YellowstoneNPS:
Bison and calves at the confluence of the Lamar River and Soda Butte Creek
YellowstoneNPS:
Lone bull bison walking in the road in Lamar Valley (portrait)
YellowstoneNPS:
Lone bull bison stands in the road in Lamar Valley
YellowstoneNPS:
Lone bull bison stands in the road in Lamar Valley (portrait)
YellowstoneNPS:
Bison on road along the Firehole River
YellowstoneNPS:
Bison on the road during the rut being moved by law enforcement
YellowstoneNPS:
Bison on the road during the rut
YellowstoneNPS:
Bull bison bellowing in Lamar Valley next to bison calf
YellowstoneNPS:
Cow and bull bison during the rut in Lamar Valley (2)
YellowstoneNPS:
Cow and bull bison during the rut in Lamar Valley
YellowstoneNPS:
Bull bison flehmening during the rut
YellowstoneNPS:
Bison scratching neck on an exhibit sign in Lamar Valley
YellowstoneNPS:
Bison in Lamar Valley
YellowstoneNPS:
Shedding bison in Lamar Valley
YellowstoneNPS:
Bison and calf
YellowstoneNPS:
Bison roaming near a pond
YellowstoneNPS:
Bull bison along Officer's Row in Fort Yellowstone
YellowstoneNPS:
Red dog resting in Fort Yellowstone
YellowstoneNPS:
Bison grazing near Baronette Peak (portrait)
YellowstoneNPS:
Bison grazing near Baronette Peak
YellowstoneNPS:
Bison in Hayden Valley
YellowstoneNPS:
Spring biking road conditions 2023: bison and snow drifting in the road
YellowstoneNPS:
Bison grazing in the thermal areas near Obsidian Creek
YellowstoneNPS:
Spring biking road conditions 2023: bison in the road (2)
YellowstoneNPS:
Spring biking road conditions 2023: bison in the road