Vagrancy in Birds

Vagrancy in Birds PDF Author: Alexander Lees
Publisher: Princeton University Press
ISBN: 0691224889
Category : Nature
Languages : en
Pages : 33

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Book Description
An exploration of the causes and patterns of avian vagrancy Avian vagrancy—the appearance of birds outside of their expected habitat—is a phenomenon that has fascinated natural historians for centuries, from Victorian collectors willing to spend fortunes on a rare specimen to today’s bird-chasing “twitchers.” Yet despite the obsessions of countless ornithologists, what do we actually know about the enigma of vagrancy? In Vagrancy in Birds, Alexander Lees and James Gilroy explore the causes, patterns, and processes behind the occurrences of these unique birds. Lees and Gilroy draw on recent research to answer fundamental questions: What causes avian vagrancy? Why do some places attract so many vagrant birds? Why are some species more predisposed to long-range vagrancy than others? The authors present readers with everything known about the subject, and bring together different lines of evidence to make the case for vagrancy as a biological phenomenon with important implications for avian ecology and evolution. Filled with a wealth of photographs, Vagrancy in Birds will fascinate avian enthusiasts everywhere.

Vagrancy in Birds

Vagrancy in Birds PDF Author: Alexander Lees
Publisher: Princeton University Press
ISBN: 0691224889
Category : Nature
Languages : en
Pages : 33

Get Book Here

Book Description
An exploration of the causes and patterns of avian vagrancy Avian vagrancy—the appearance of birds outside of their expected habitat—is a phenomenon that has fascinated natural historians for centuries, from Victorian collectors willing to spend fortunes on a rare specimen to today’s bird-chasing “twitchers.” Yet despite the obsessions of countless ornithologists, what do we actually know about the enigma of vagrancy? In Vagrancy in Birds, Alexander Lees and James Gilroy explore the causes, patterns, and processes behind the occurrences of these unique birds. Lees and Gilroy draw on recent research to answer fundamental questions: What causes avian vagrancy? Why do some places attract so many vagrant birds? Why are some species more predisposed to long-range vagrancy than others? The authors present readers with everything known about the subject, and bring together different lines of evidence to make the case for vagrancy as a biological phenomenon with important implications for avian ecology and evolution. Filled with a wealth of photographs, Vagrancy in Birds will fascinate avian enthusiasts everywhere.

The Big Year

The Big Year PDF Author: Mark Obmascik
Publisher: Simon and Schuster
ISBN: 145164860X
Category : Biography & Autobiography
Languages : en
Pages : 290

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Book Description
Follows the 1998 Big Year competition between Sandy Komito, Al Levantin, and Greg Miller, during which the three rivals risked their lives to set a new North American birding record.

Record of decision and Lake Havasu Field Office approved resource management plan

Record of decision and Lake Havasu Field Office approved resource management plan PDF Author:
Publisher: DIANE Publishing
ISBN: 9781422324967
Category :
Languages : en
Pages : 494

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Book Description


Bluegrass Land and Life

Bluegrass Land and Life PDF Author: Mary E. Wharton
Publisher: University Press of Kentucky
ISBN: 081318679X
Category : Social Science
Languages : en
Pages : 638

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Book Description
The Inner Bluegrass Region of Kentucky is a shining jewel of geography—synonymous in the minds of many with the state of Kentucky. It is unique in many respects: the character of its land, its native vegetation, and its indigenous animal life. The way of life developed by its human inhabitants over the past two hundred years, especially its focus on the Thoroughbred horse, is also unique. The interaction of these two forces—natural and human—is the focus for this important work. The book includes color plates of representative plant and animal species and typical habitats. The annotated lists of 474 animal and nearly 1,200 plant species describe habitat, frequency, and distribution. Bluegrass Land and Life is a book that will delight all who share an interest in the Bluegrass region's past and present and a concern for its future.

The Wellbeing of Nations

The Wellbeing of Nations PDF Author:
Publisher: Island Press
ISBN: 9781597263504
Category : Business & Economics
Languages : en
Pages : 374

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Book Description
Produced in collaboration with the leading international organizations involved with sustainable development, this work is a reference for development and environmental policy professionals, as well as for students and scholars in environmental studies and international studies.

Britain's Butterflies

Britain's Butterflies PDF Author: David Newland
Publisher: Princeton University Press
ISBN: 0691205442
Category : Nature
Languages : en
Pages : 256

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Book Description
A new and improved edition of the popular photographic field guide Britain’s Butterflies is a comprehensive and beautifully designed photographic field guide to the butterflies of Britain and Ireland. Containing hundreds of stunning colour photographs, this extensively revised and updated new edition provides the latest information on every species ever recorded. It covers in detail the identification of all 59 butterfly species that breed regularly, as well as four former breeders, 10 rare migrants and one species of unknown status. The easy-to-use format will enable butterfly watchers—beginners or experts—to identify any species they encounter. Produced in association with Butterfly Conservation, this edition features new introductory sections to the main "types" of butterflies; updated distribution maps; a revised species order reflecting the latest taxonomy; revised sections on recording and monitoring, and conservation and legislation; and a new section on climate change. Stunning colour plates show typical views of each butterfly species, including the various forms and common aberrations Detailed species profiles provide information on status and distribution, including up-to-date maps, and cover adult identification; behaviour; breeding habitat requirements; population and conservation; egg, caterpillar and chrysalis; and caterpillar foodplants Photographs of the egg, caterpillar and chrysalis for every breeding species Sections on biology, where to look for and how to identify butterflies, and other essential information

Peterson Field Guide to Birds of Western North America

Peterson Field Guide to Birds of Western North America PDF Author: Roger Tory Peterson
Publisher: Peterson Field Guides
ISBN: 132876222X
Category : SCIENCE
Languages : en
Pages : 489

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Book Description
A new edition of the best-selling field guide with 25 all-new plates covering the birds of Hawaii. For decades, thePeterson Field Guide to Birdsof Western North Americahas been a popular and trusted guide for birders of all levels, thanks to its famous system of identification and unparalleled illustrations. Following the Spring 2020 update toPeterson Field Guide to Birds of North America, this guide will feature updated text and range maps, and art updated to reflect current knowledge in ornithology. Now that the American Birding Association has expanded its species Checklist to include Hawaii, this guide will include 25 all-new plates covering the birds of Hawaii.

Lake Havasu Field Office, Resource Management Plan

Lake Havasu Field Office, Resource Management Plan PDF Author:
Publisher:
ISBN:
Category :
Languages : en
Pages : 514

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Book Description


Annual Report of the Prison Association of New York for the Year ...

Annual Report of the Prison Association of New York for the Year ... PDF Author:
Publisher:
ISBN:
Category : Prisons
Languages : en
Pages : 692

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Book Description


Documents of the Senate of the State of New York

Documents of the Senate of the State of New York PDF Author: New York (State). Legislature. Senate
Publisher:
ISBN:
Category : Government publications
Languages : en
Pages : 968

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Book Description