Population changes of certain opportunistic bird species in the United Kingdom between 1986 and 1995
By: John H. Marchant, Andrew M. Wilson & Richard D. Gregory.
Contributors: Wilson, Andrew M.; Gregory, Richard D.; British Trust for Ornithology.
Publisher: British Trust for Ornithology
Published: 1996
Place of publication: Thetford
Language: eng
Number of pages: 36
Subjects: Bird populations -- Great Britain.; Birds, Protection of -- Great Britain.