To commemorate #25YearsOfWolves in Yellowstone, we’ll be broadcasting on Facebook live each Tuesday in March to share what we’ve learned and answer your questions. On March 24, at 11am MST, we’ll discuss the global impact of the Yellowstone wolf reintroduction. Research on wolves in Yellowstone has taught us about topics like the evolution of living in a social group or family, genetics and dog domestication, and even how to positively impact other wildlife programs, especially other reintroduct

🔈 Sound On Ice transforms Yellowstone each winter, halting waterfalls in their tracks, coating trees near thermal features, and covering lakes, ponds, and some rivers. Even the large Yellowstone Lake cannot escape its grasp, freezing over between late December and early January each year. Ice thickness varies from a few inches to more than two feet. As the ice reacts to changing temperatures, Yellowstone Lake may be heard singing a rare wintertime song. To listen to another lake song, visit htt