Yellowstone Winter Survival: Bison Matriarch Rams RV to Protect Calves Lamar Valley, Wyoming – January 15, 2026 A terrifying encounter at a snow-covered Yellowstone campsite was captured by a stationary trail camera, showing the raw power of a 2,000-pound American Bison. The footage begins with a camper loading gear into the rear of his RV, unaware that a mother bison and her two young calves were grazing just behind his vehicle. Sensing a threat to her offspring, the matriarch launched a full-s

The Return of the Red Dogs. Yellowstone's first bison baby of 2025 has been born. The Circle of life turns. Optics Yellowstone LLC- Melba | Optics Yellowstone LLC

Yellowstone preserves the most important bison herd in the United States. Learn more about the near extinction and recovery of these remarkable animals, how they survive harsh winters and more in the latest from our "In Depth" video series. | Yellowstone National Park