How and Why Wonder Book of Prehistoric Mammals (Spanish Edition) By Keen, Ma Books / Paperback Nature › Animals ISBN: 0824150333 / Publisher: Allan Pubs, August 1981 Price $12.51 Free Shipping Send to a friend Used - Acceptable Acceptable condition. Cover tearing. (Ancient history, fossils, prehistoric, evolution, dinosaurs) $12.51 1 in Stock at Warehouse Quantity Add Free Shipping to continental U.S. OR $1.00 per item discount if shipped to store.