51
Birds -- Climatic factors.
3
52
Birds -- Climatic factors -- Australia. / https://id.loc.gov/authorities/subjects/sh85014310 https://id.loc.gov/authorities/subjects/sh00007749 https://id.loc.gov/authorities/names/n79021326-781
2014
1
53
birds connecticut identification : Gallo, Frank
2018
1
54
Birds -- Conservation.
20
55
Birds -- Conservation -- America. / https://id.loc.gov/authorities/subjects/sh85014335 https://id.loc.gov/authorities/subjects/sh85004220-781
1995
1
56
Birds -- Conservation -- Australia.
2
57
Birds -- Conservation -- Australia -- Planning. / https://id.loc.gov/authorities/subjects/sh85014335 https://id.loc.gov/authorities/names/n79021326-781 https://id.loc.gov/authorities/subjects/sh2002006228
2021
1
58
Birds -- Conservation -- California -- San Luis Obispo County. / https://id.loc.gov/authorities/subjects/sh85014335 https://id.loc.gov/authorities/names/n81112505-781 : Darlington, David.
1987
1
59
Birds -- Conservation -- Canada.
2
60
Birds -- Conservation -- Chile -- Cabo de Hornos Biosphere. / https://id.loc.gov/authorities/subjects/sh85014335 https://id.loc.gov/authorities/names/n79061242-781
2014
1
61
Birds -- Conservation -- Guam.
2
62
Birds -- Conservation -- Guatemala. / https://id.loc.gov/authorities/subjects/sh85014335 https://id.loc.gov/authorities/names/n79054016-781 : Maslow, Jonathan Evan.
1986
1
63
Birds -- Conservation -- Hawaii. / https://id.loc.gov/authorities/subjects/sh85014335 https://id.loc.gov/authorities/names/n80061028-781 : National Research Council (U.S.).
1992
1
64
Birds -- Conservation -- Honduras. / https://id.loc.gov/authorities/subjects/sh85014335 https://id.loc.gov/authorities/names/n79096785-781 : Bonta, Mark,
2003
1
65
Birds -- Conservation -- Israel -- Negev. / https://id.loc.gov/authorities/subjects/sh85014335 https://id.loc.gov/authorities/subjects/sh85090633-781 : United States.
1990
1
66
Birds -- Conservation -- Latin America -- Congresses. / https://id.loc.gov/authorities/subjects/sh85014335 https://id.loc.gov/authorities/subjects/sh85074879-781 https://id.loc.gov/authorities/subjects/sh99001533
1992
1
67
Birds -- Conservation -- Law and legislation -- United States. / https://id.loc.gov/authorities/subjects/sh2009117149 : United States.
2009
1
68
Birds -- Conservation -- Massachusetts.
2
69
Birds -- Conservation -- Moral and ethical aspects. : Bargheer, Stefan,
2018
1
70
Birds -- Conservation -- Moral and ethical aspects -- England. : Bargheer, Stefan,
2018
1
71
Birds -- Conservation -- Moral and ethical aspects -- Great Britain. : Bargheer, Stefan,
2018
1
72
Birds -- Conservation -- New Guinea. / https://id.loc.gov/authorities/subjects/sh85014335 https://id.loc.gov/authorities/subjects/sh85091290-781 : Swadling, Pamela,
2017
1
73
Birds -- Conservation -- New York (State) / https://id.loc.gov/authorities/subjects/sh85014335 https://id.loc.gov/authorities/names/n80126293-781 : McGrath, Darryl,
2016
1
74
Birds -- Conservation -- North America.
6
75
Birds -- Conservation -- Northern Mariana Islands -- Rota Island. / https://id.loc.gov/authorities/subjects/sh85014335 https://id.loc.gov/authorities/subjects/sh89006172-781 : National Research Council (U.S.).
1997
1
76
Birds -- Conservation -- Puerto Rico. / https://id.loc.gov/authorities/subjects/sh85014335 https://id.loc.gov/authorities/names/n79063677-781 : Ehrlich, Paul R.
1992
1
77
Birds Conservation Societies, etc. -- See Also the narrower term Audubon societies
1
78
Birds -- Conservation -- United States.
6
79
Birds -- Conservation -- United States -- History.
3
80
--subdivision Control under individual and groups of bird pests, e.g. English sparrow--Control
1
81
1
82
Birds -- Counting -- Alaska. / https://id.loc.gov/authorities/subjects/sh2001000614 https://id.loc.gov/authorities/names/n79018447-781 : Barber, Lynn E.,
2020
1
83
Birds -- Counting -- Anecdotes. / https://id.loc.gov/authorities/subjects/sh2001000614 https://id.loc.gov/authorities/subjects/sh99001294 : Obmascik, Mark.
2004
1
84
Birds -- Counting -- Canada -- Anecdotes. / https://id.loc.gov/authorities/subjects/sh2001000614 https://id.loc.gov/authorities/names/n79007233-781 https://id.loc.gov/authorities/subjects/sh99001294 : Barber, Lynn E.
2011
1
85
Birds -- Counting -- Texas.
2
86
Birds -- Counting -- United States -- Anecdotes. / https://id.loc.gov/authorities/subjects/sh2001000614 https://id.loc.gov/authorities/names/n78095330-781 https://id.loc.gov/authorities/subjects/sh99001294 : Barber, Lynn E.
2011
1
87
Birds -- CuraƧao -- Identification. / https://id.loc.gov/authorities/subjects/sh85014310 https://id.loc.gov/authorities/names/n79056792-781 https://id.loc.gov/authorities/subjects/sh99001565 : Wells, Jeffrey V.
2017
1
88
Birds -- Delaware. / https://id.loc.gov/authorities/subjects/sh85014310 https://id.loc.gov/authorities/names/n79041720-781 : Beehler, Bruce McP.,
2019
1
89
Birds -- Development -- Juvenile fiction. / https://id.loc.gov/authorities/subjects/sh85014310 https://id.loc.gov/authorities/subjects/sh99005534 https://id.loc.gov/authorities/subjects/sh99001687 : Paulsen, Gary,
2006
1
90
Birds -- Dictionaries. / https://id.loc.gov/authorities/subjects/sh85014310 https://id.loc.gov/authorities/subjects/sh99001671 : Campbell, Bruce,
1974
1
91
Birds -- Dictionaries -- Latin, Medieval and modern. / https://id.loc.gov/authorities/subjects/sh85014310 https://id.loc.gov/authorities/subjects/sh2012003393 : Jobling, James A.
2010
1
92
1
93
Birds -- Diseases.
3
94
Birds -- Diseases -- Handbooks, manuals, etc. / https://id.loc.gov/authorities/subjects/sh85014315 https://id.loc.gov/authorities/subjects/sh99001300
2018
1
95
Birds -- Dominican Republic.
2
96
Birds -- Dominican Republic -- Identification.
2
97
Birds -- Drama. / https://id.loc.gov/authorities/subjects/sh2009117153 : Aristophanes.
2010
1
98
Birds -- Ecology.
17
99
Birds -- Ecology -- America. / https://id.loc.gov/authorities/subjects/sh2005020407 https://id.loc.gov/authorities/subjects/sh85004220-781
1995
1
100
Birds -- Ecology -- Australia. / https://id.loc.gov/authorities/subjects/sh2005020407 https://id.loc.gov/authorities/names/n79021326-781 : Low, Tim,
2016
1
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