Bison Charge - Yellowstone National Park

Combat de bisons dans le camping à Yellowstone

Combat Bison camping Yellowstone Aout 2010

Combat Bison camping Yellowstone Aout 2010
Rutting Bison

Rutting Bison
Bison in Yellowstone campsite 2 of 2

Bison in Yellowstone campsite 2 of 2
Sheep teaches young bull to head butt, Terceira Azores

Sheep teaches young bull to head butt, Terceira Azores
Bison Charge - Yellowstone National Park

Bison Charge - Yellowstone National Park
Bison Rut

Bison Rut
Yellowstone National Park May 2014

Yellowstone National Park May 2014
Camping with the Bison in Yellowstone

Camping with the Bison in Yellowstone