Birds in trouble /

State of the world's birds 2004 : indicators for our changing world /
Published: (2004)

They saved our birds : the battle won and the war to win /
by: Ossa, Helen
Published: (1982)

They saved our birds ; the battle won and the war to win.
by: Ossa, Helen
Published: (1973)

Endangered birds : management techniques for preserving threatened species /
Published: (1978)

Atlas of rare birds /
by: Couzens, Dominic
Published: (2010)

Threatened birds of the Americas : the ICBP/IUCN red data book, third edition, part 2 /
Published: (1992)

Endangered and disappearing birds of Appalachia and the Southeast /
by: Williams, Matt (Photographer)
Published: (2024)

Extinct and vanishing birds of the world /
by: Greenway, James C. (James Cowan), 1903-1989
Published: (1967)

Draft revised recovery plan for Hawaiian forest birds.
Published: (2003)

Threatened birds of the world : the official source for birds on the IUCN red list /
Published: (2000)

Facing extinction : the world's rarest birds and the race to save them /
Published: (2010)

Birder's conservation handbook : 100 North American birds at risk /
by: Wells, Jeffrey V. (Jeffrey Vance), 1964-
Published: (2007)

Important bird areas in the Middle East /
Published: (1994)

Threatened birds of Europe : based on a Council of Europe report /
Published: (1975)

Birds to watch 2 : the world list of threatened birds : the official source for birds on the IUCN red list /
by: Collar, N. J.
Published: (1994)

Ireland's lost birds.
by: D'Arcy, Gordon, 1947-
Published: (1999)

Birds to watch : the ICBP world checklist of threatened birds /
by: Collar, N. J.
Published: (1988)

The world's vanishing birds /
by: Littlewood, Cyril
Published: (1972)

Birds /
Published: (2011)

Birds at risk : a comprehensive world-survey of threatened species /
by: Whitlock, Ralph
Published: (1981)

The American Bird Conservancy guide to bird conservation /
by: Lebbin, Daniel J. (Daniel Jason), 1978-
Published: (2010)

Key areas for threatened birds in the neotropics /
by: Wege, David C.
Published: (1995)

Attracting birds to your backyard.
by: Beecher, W. J. (William John), 1914-
Published: (1955)

The bird study book /
by: Pearson, T. Gilbert (Thomas Gilbert), 1873-1943
Published: (1917)

Wild bird guests ; how to entertain them /
by: Baynes, Ernest Harold, 1868-1925
Published: (1915)

The Audubon guide to attracting birds /
by: Baker, John Hopkinson, 1894-
Published: (1941)

Jack Miner and the birds : and some things I know about nature /
by: Miner, Jack, 1865-1944
Published: (1923)

Handbook of attracting birds /
by: McElroy, Thomas P., Jr., 1914-1994
Published: (1951)

The bird study book : by T. Gilbert Pearson ... coloured frontspiece, pen and ink drawings, by Will Simmons, and 16 photographs.
by: Pearson, T. Gilbert (Thomas Gilbert), 1873-1943
Published: (1929)

Picture primer of attracting birds /
by: Mason, Charles Russell, 1895-
Published: (1952)

Bird conservation international.

How to attract the birds : planting, feeding, housing /
by: Lemmon, Robert Stell, 1885-1964
Published: (1947)

Birds in peril : a guide to the endangered birds of the United States and Canada /
by: Mackenzie, John P. S.
Published: (1977)

Birds in peril : a guide to the endangered birds of the United States and Canada /
by: Mackenzie, John P. S.
Published: (1977)

Bird ecology and conservation : a handbook of techniques /
Published: (2004)

Ecology and conservation of grassland birds /
Published: (1988)