Catégorie :: Livres anglais (6020 livres)

Monogamy: Mating Strategies and Partnerships in Birds, Humans and Other Mammals
de Richard Boesch(Ed. Cambridge University Press) Isbn : 0521819733
109.86 €
Why do birds often live in pairs and rear chicks together, whereas female mammals usually live in groups and rear their young without male help ? Why do males sometimes live with a single mate when they are capable of fertilizing more than one female's eggs ? Is male helping behavior important for monogamous partnerships ? This book provides answers concerning the biological roots of social monogamy in animal groups as diverse as ungulates, carnivores, rodents, birds and primates (including humans)...

Secret Lives of Common Birds: Enjoying Bird Behavior Through the Seasons
de Marie Read(Ed. Houghton Mifflin Harcourt) Isbn : 0618558721
14.2 €
Why do birds build nests? Why do they sing? Why do we sometimes see them lying in a daze on a lawn? These and other questions that an interested observer of backyard birds might ask are answered in a tidy book by a wildlife photographer. Taking a seasonal approach, the author examines what viewers can expect for each season and what the behavior they have seen means. For example, in the spring nests are built both to attract mates and to shelter young. Singing, too, attracts mates, but it also serves as the first line of territorial defense. Birds lying dazed on the grass are often sunbathing, which not only feels good but also is thought to repel parasites. Although migration is the most obvious autumn behavior, Read also explains how and why birds molt their feathers. Finding food and ke...

Secret Lives Of Common Birds: Enjoying Bird Behavior Through The Seasons
de Marie Read(Ed. Houghton Mifflin Harcourt) Isbn : 0618558713
Prix : NC
Why do birds build nests? Why do they sing? Why do we sometimes see them lying in a daze on a lawn? These and other questions that an interested observer of backyard birds might ask are answered in a tidy book by a wildlife photographer. Taking a seasonal approach, the author examines what viewers can expect for each season and what the behavior they have seen means. For example, in the spring nests are built both to attract mates and to shelter young. Singing, too, attracts mates, but it also serves as the first line of territorial defense. Birds lying dazed on the grass are often sunbathing, which not only feels good but also is thought to repel parasites. Although migration is the most obvious autumn behavior, Read also explains how and why birds molt their feathers. Finding food and ke...

Winging It: A Beginner's Guide To Birds Of The Southwest
de Catherine Ann Coulter(Ed. University of New Mexico Press) Isbn : 0826330681
12.3 €
Why are some house finches so red? How do chickadees and nuthatches survive the winter? Where does the great horned owl spend the day? Winging It answers these and other questions about bird behavior. This introductory bird book includes descriptions of forty-two species found in the Southwest, from hummingbirds to bluebirds to sharp-shinned hawks, from birds in your backyard, to birds in the mountain forest or driest desert. Every page is filled with photographs, drawings of feathers, nests, and tracks, and true stories of kids and birds. Learn how to attract birds to your yard and how to make nectar for your hummingbird feeder. Turn to any page to learn something new about a favorite bird or use the index for easy identification of one you don't recognize.

Birds
de Peter Murray(Ed. Child's World) Isbn : 1592962130
25.72 €
Who wouldn't want to be a bird for a day, soaring high above the earth? Young readers will take a bird's eye view of life and will learn about how the many different kinds of birds have evolved and what they all have in common.

Hummingbirds
de Timothy L. Biel(Ed. Wildlife Education, Ltd.) Isbn : 1888153547
15.16 €
Who can imagine two or three baby birds in a nest the size of a quarter ? The hummingbird, small but mighty, is a shimmering example of an animal who is not held back by size. They can out-maneuver and out-fly birds ten times their size-find out how in this colorful book. Zoobooks, the 59-book animal series - the«everything you wanted to know but didn't know who to ask»guide to the world's most fascinating creatures. Each exciting edition of Zoobooks is packed with current scientific facts, striking photography, beautiful illustrations and unique activities that teach children about animals and the habitats in which they live. With innovative publications and products, Wildlife Education, Ltd. has enriched the lives of children, parents, and educators nationwide for 20 years. All titles ar...

Hummingbirds
de Timothy Levi Biel(Ed. Wildlife Education, Ltd.) Isbn : 0937934313
2.8 €
Who can imagine two or three baby birds in a nest the size of a quarter ? The hummingbird, small but mighty, is a shimmering example of an animal who is not held back by size. They can out-maneuver and out-fly birds ten times their size-find out how in this colorful book. Zoobooks, the 59-book animal series - the«everything you wanted to know but didn't know who to ask»guide to the world's most fascinating creatures. Each exciting edition of Zoobooks is packed with current scientific facts, striking photography, beautiful illustrations and unique activities that teach children about animals and the habitats in which they live. With innovative publications and products, Wildlife Education, Ltd. has enriched the lives of children, parents, and educators nationwide for 20 years. All titles ar...

Concise History of Ornithology
de Michael Walters(Ed. Yale University Press) Isbn : 0300111134
25.66 €
Who are the pioneering scientists who have contributed to our knowledge about birds? How has the science of ornithology developed over the past centuries? This educational and entertaining book explores the history of ornithology from the earliest times to the present day, vividly describing the ornithologists who have been most influential in their field and the discoveries they have made. The book begins by surveying writings on birds by the ancient Chinese, Greeks, and Romans and by individuals writing during the Middle Ages, the Renaissance, and the Age of Exploration. It then assesses such ornithological pioneers as Linnaeus, Brisson, and Buffon, whose contributions to the foundations of ornithological systematics and collecting are seminal. Subsequent chapters discuss the expeditions...

A Concise History of Ornithology
de Michael Walters(Ed. Yale University Press) Isbn : 0300090730
35.16 €
Who are the pioneering scientists who have contributed to our knowledge about birds ? How has the science of ornithology developed over the past centuries ? This educational and entertaining book explores the history of ornithology from the earliest times to the present day, vividly describing the ornithologists who have been most influential in their field and the discoveries they have made. The book begins by surveying writings on birds by the ancient Chinese, Greeks, and Romans and by...

White Ibis: Wetland Wanderer
de Keith L. Bildstein(Ed. Smithsonian Books) Isbn : 1560982233
20.67 €
White ibises are large, heronlike birds with long decurved bills found in low areas of the southeastern United States and Middle America. Bildstein, a professional biologist, spent several years studying them in coastal South Carolina, focusing on their nesting and feeding behavior. He also served as a consultant in Trinidad on their national bird, the spectacular scarlet ibis, here the subject of Chapter 10. Filled with detailed information and also highly readable, this well-illustrated book takes an in-depth look at the biology of these showy birds, as well as the ecology and human cultures of the areas they inhabit. Chapters discuss the birds' nesting areas, feeding, growth, breeding, habitat use, and conservation, as well as the effects of Hurricane Hugo on their habitat and the influ...