Research Projects
Mammoth Site Awarded Re-Accreditation from the American Alliance of Museums
For Immediate Release Release Date: July 14, 2023 Contact: Claire Scarborough, news@mammothsite.org, 605-745-6017 Mammoth Site Receives Highest...
International Beaver Day
Kelly Lubbers, Bonebed Paleontologist Happy International Beaver Day!! Beavers have been around for a long time (since the late Eocene, about 33...
A Bone Voyage
“I have been wonderfully lucky, with fossil bones — some of the animals must have been of great dimensions: I am almost sure that many of them are quite new; this is always pleasant, but with the antediluvian animals it is doubly so.” —Letter from Charles Darwin to his sister Caroline, October 1832.
Botany and Bones in Brazil
By Greg McDonald The first discoveries of the ground sloths Megatherium and Megalonyx consisted of single individuals that were not mixed with other...
The American Pronghorn and its Ancient Relatives
Richard S. White, Research Associate Antilocapra Americana (Walt Anderson painting) When Europeans began exploring the New World in the 16th-19th...
Saltpeter and Sloths
It was not long after Cuvier described the first fossil sloth, Megatherium, in 1796 that additional discoveries of fossil sloths were made. The next...
Mammoth Site Researchers Involved In Discovery of New Capybara Fossil Species
HOT SPRINGS, S.D. – Researchers from The Mammoth Site in Hot Springs, South Dakota have published the results of their study of a new fossil species...
The Discovery of Sloths: Strange Animals in a Strange New Land
When you have an animal named after one of the seven deadly sins, a common question is which came first, the animal or the sin? Geologically...
Proboscideans from US National Park Service Lands
Jim I. Mead, Justin S. Tweet, Vincent L. Santucci, Jeffrey T. Rasic, and Sharon E. Holte Abstract - Proboscideans (Mammalia, Proboscidea) are an...
Ancient Mitogenomes Reveal the Evolutionary
History and Biogeography of Sloths
SUMMARYLiving sloths represent two distinct lineages of small-sized mammals that independently evolved arboreal-ity from terrestrial ancestors. The...