Keywords: text YELL_134174 (1) and (2): Picture shows the second molar of a brontothere that was discovered in Yellowstone National Park in the late 1990s. The tooth is the black-colored part, while the jaw bone is the gray to white fragment. Collecting any natural resources, including rocks and fossils, is illegal in Yellowstone. Photo by Megan Norr; March 2016; Catalog #20803d; Original #YELL_134174(1) YELL_134174 (1) and (2): Picture shows the second molar of a brontothere that was discovered in Yellowstone National Park in the late 1990s. The tooth is the black-colored part, while the jaw bone is the gray to white fragment. Collecting any natural resources, including rocks and fossils, is illegal in Yellowstone. Photo by Megan Norr; March 2016; Catalog #20803d; Original #YELL_134174(1) |