Slider Yellowstone Treasures: Home / Author Blog / Slider March 9, 2017 Palette Spring at Mammoth Hot Springs has been vigorously active since 2006 (Janet Chapple, 2012). See more . . .Adult black bears are usually about 3 feet (90 cm) high at the shoulder and weigh up to 250 pounds (114 kg). Read more about Yellowstone's living things and geology!This is Barronette Peak in Yellowstone, Wyoming. Our company is named after Granite Peak, the highest mountain in Montana.Granite Peak Publications publishes well-researched titles on Greater Yellowstone. Visit our bookstore!A female and a male Western Tanager, the official Yellowstone National Park bird (Willis Peterson). More about birds . . .A Cutthroat trout leaps up LeHardy's Rapids (Harlan Kredit, 1976). Read book excerpts, including about fishing . . .