Related Books
Language: en
Pages: 712
Pages: 712
Type: BOOK - Published: 1991 - Publisher: Oxford University Press, USA
There are more than one thousand species of threatened birds in the world, while many others are valued for sport and some are serious pests. This volume review
Language: en
Pages:
Pages:
Type: BOOK - Published: 1991 - Publisher:
Language: en
Pages: 192
Pages: 192
Type: BOOK - Published: 1998-05 - Publisher: DIANE Publishing
Point counts of birds are the most widely used quantitative method and involve an observer recording birds from a single point for a standardized time period. I
Language: en
Pages: 362
Pages: 362
Type: BOOK - Published: 1968 - Publisher:
Language: en
Pages: 257
Pages: 257
Type: BOOK - Published: 2012-12-02 - Publisher: Academic Press
Wild birds are counted for a wide variety of reasons and by a bewildering array of methods. However, detailed descriptions of the techniques used and the ration