Alamosa Public Library

"A brief 250,000,000 years of history from hadrosaurs to hairy humans... Two hundred fifty million years ago, there wasn't an upright, two-legged human primate in sight. So who were the real first settlers in America? Think giant cockroaches, scaly, spiney, scary dinosaurs, rats the size of cows, mammoths with 10-foot tusks, and all kinds of prehistoric animals that crawled, lumbered, and stalked across North America before we even evolved!"--Cover,...