Whether it weighs in at a whopping four pounds or is the size of an egg, fossilized dung is a precious treasure. Petrified poop, also known as coprolite, is rare. When it's discovered, it opens a world into the past. Trace fossils, such as coprolites, tell stories about how ancient animals and humans lived, behaved, and even how they died. Through accessible language and engrossing images, readers will learn how dung detectives identify and study...

"Readers take on the role of historical detectives as they learn about artifacts as primary sources and discover how they can be used to study the past"--Provided by publisher.

With this book, you'll experience the excitement of finding, collecting, and identifying rocks and minerals.

"Discover the true story of the race between two paleontologists to find dinosaur fossils in this nonfiction picture book. O. C. Marsh and Edward Cope met in 1863 and bonded over their shared love of fossils, becoming the best of friends. Until one day Marsh discovered an error in Cope's work, and the Bone Wars began! Marsh and Cope raced each other around the world, excavating fossils and trying to find the most important never-before-seen discoveries."--...

The beating of renowned art historian Dotoressa Brett Lynch draws Commissario Guido Brunetti out of his warm and loving home and into the yearly onslaught of acqua alta, the torrential winter rains. Brett, an American who spearheaded a recent exhibition of Chinese pottery in Venice, lives with her lover, Flavia Petrelli, the reigning diva of La Scala. Brunetti's deliberate and humane investigation to uncover a motive for Brett's beating takes him...

A sweeping historical narrative of the life of Carl Akeley, the famed explorer and taxidermist who changed the way Americans viewed the conservation of the natural world During the golden age of safaris in the early twentieth century, one man set out to preserve Africa's great beasts. In this epic account of an extraordinary life lived during remarkable times, Jay Kirk follows the adventures of the brooding genius who revolutionized taxidermy and...

When the body of an American archaeologist is found floating in the Yangzi River, Ministry of Public Security agent Liu Hulan and her husband, American attorney David Stark, are dispatched to Site 518 to investigate. As Hulan scrutinizes this death—or is it a murder?—David, on behalf of the National Relics Bureau, tries to discover who has stolen from the site an artifact that may prove to the world China’s claim that it is the oldest...

"This book examines the life of Charles Drew in a simple, age-appropriate way that will help children develop word recognition and reading skills. The series celebrates diversity, covering women and men from a range of backgrounds and professions. Includes a timeline, primary sources, glossary, and index."-- Provided by publisher.

21 de diciembre 2012. El día en que termina el calendario maya.  A lo largo de los siglos, los científicos han creído que este dato era simplemente una curiosidad histórica. Después de muchos años de investigaciones, el conocido arqueólogo Julius Gabriel descubre la verdad acerca del calendario maya, una verdad tan antigua como poderosa que podría revelar el fatídico destino de la humanidad. Cada monumento de la antigüedad —desde Stonehenge...

"In this beguiling book, Edward Posnett journeys to some of the most far-flung locales on the planet to bring us seven wonders of the natural world--eiderdown, vicuña fiber, sea silk, vegetable ivory, civet coffee, guano, and edible birds' nests--that promise ways of using nature without damaging it. To the rest of the world these materials are mere commodities, but to their harvesters they are imbued with myth, tradition, folklore, and ritual, and...