Young people are made honorary junior paleontologists in the rotunda of the Smithsonian Institution’s National Museum of Natural History. (Courtesy The Smithsonian Institution)
When most folks think about our grand and beautiful national forests they probably don’t conjure up images of a fearsome Tyrannosaurus rex munching on his morning prey or a gentle Brachiosaurus chewing enough leaves to nearly fell a small forest just to fill her vegetarian stomach.
But millions of years ago this was exactly what was happening on lands that today comprise national forests and grasslands like the Thunder Basin National Grassland. Read more »
A Tyrannosaurus Rex tooth found by Barb Beasley during a 2012 Passport in Time excavation in the Late Cretaceous Hell Creek Formation on the Custer National Forest in South Dakota on June 22, 2012. Unlike mammals that only possess two sets of teeth during their lifetime, dinosaurs replaced worn teeth by shedding them continuously throughout their lives. A single Tyrannosaurus may have shed hundreds or even thousands of teeth during its lifetime. U.S. Forest Service photo by Rhonda Fore.
The big female sniffed at the dry Late Cretaceous air as she trotted – delicately, considering her 7-ton frame – along a game trail through a stand of towering conifers, whose needled lower branches trembled slightly at her passing. Read more »