Product Description: In an effort involving many Virginia Society of Ornithology members, David W. Johnston has compiled A Birder's Guide to Virginia. Virginia offer birders a wide range of habitats and a large selection of birds, with about 390 regularly-occurring species...read more

Product Description: The conservation of biodiversity has profound implications for managing natural resources with the need for scientific information as a foundation for management decisions increasing dramatically. The_ intent of this book is to look beyond the theory of biodiversity to_ the principles, practices, and policies needed for its conservation...read more

Product Description: For more than a decade ornithologists have suspected that migrant landbird populations in the United States and Canada are declining. Fragmented forests in the northern breeding grounds and the loss of habitats in tropical wintering zones have been suggested as two major factors in the population declines...read more

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