Utah geologists discover 'dinosaur dance floor'
Monday, October 20, 2008 - 18:35
in Paleontology & Archaeology
SALT LAKE CITY (AP) -- Utah geologists say they have discovered prehistoric animal tracks so densely packed on a 3/4-acre rock site, they're calling it a "dinosaur dance floor." The site along the Arizona-Utah border is offering a rich new set of clues about the lives of dinosaurs 190 million years ago....