Download or read book American Mastodon written by Kathryn Clay and published by Capstone. This book was released on 2018-01-01 with total page 34 pages. Available in PDF, EPUB and Kindle. Book excerpt: The American mastodon thundered through the Ice Age. With its powerful tusks and large size, few predators challenged this prehistoric beast. Readers learn about this mighty plant eater from engaging text and bold illustrations reviewed by Smithsonian experts.