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A guide to amphibians that includes their history, where they live, information about camouflage technique, and the lifecycle of an amphibian.

Centennial commemorative volume of pictures of people, places and events in the Paul Bunyan State.

With their distinctive waddle and quack, quack, ducks are one of the most recognizable birds in the world. But did you know there are 150 types of ducks living on six continents? Discover how ducks swim, dive, feed, communicate, build nests and raise their young, and how conservation groups are trying to protect them and their habitats.

This book tells the story of the Vikings--their ships and weapons, heroes and myths, and great adventures in war and exploration. "Become an eyewitness to the world of Nordic raiders and traders and learn all about the culture and history of Vikings. This picture-led guide will take you on a visual tour of the history and culture of these daring Norse adventurers. Children can learn all about the Vikings' incredible ships and conquests, as well as...

"Authoritative text, crystal-clear photography, and a systematic approach make this the most comprehensive and concise pocket guide to dogs of the world. Packed with more than 1,000 full-color photographs of over 300 dog breeds, this handy reference book is designed to cut through the process of identification and help you to recognize a breed quickly and easily. Expertly written and thoroughly vetted, each entry combines a precise description with...

In this encyclopedic and vividly illustrated reference, a dramatic full-color illustration of each dinosaur is accompanied by a concise explanation of their traits and habits. An encyclopedic and vividly illustrated reference. Gone but never forgotten -- no other life form has captured our imagination and attention like dinosaurs. Dinosaurus is organized into the major dinosaur families and identifies 500 species -- creature by creature, from the...

"Although everyone who has ever had a cold is familiar with the human immune system and its importance, few understand just how complex and intricate the immune system is. In Immune, Internet creator and storyteller Philipp Dettmer takes readers on a journey through the fortress of the human body and its defenses. There is a constant battle raging just under our skin, full of stories of invasion, strategy, defeat, and noble self-sacrifice. In fact,...

A guide to the first World War features timelines, maps, and accounts of the action to bring to life the world leaders, key players, and soldiers who fought the battles with weapons and new technologies that changed history.

In this newly revised edition, vetted by weather experts, Gail Gibbons introduces readers to the concepts of hurricane formation, classification, weather preparedness, and the ever-evolving technology that helps us try to predict the behavior of these powerful storms. Provided by publisher.

A comprehensive update of the classic from the state's foremost expert In the nearly half-century since the first publication of the landmark Birds in Minnesota, the state and its bird populations have undergone dramatic changes. This newly revised, expanded edition reflects those changes as well as the most recent advances in birding, making it the indispensable resource for birdwatchers in Minnesota, both passionate amateur and professional. Featuring...