101

The Genus Cuculus in North America

Year:
1931
Language:
english
File:
PDF, 107 KB
english, 1931
102

A Hawk of the Genus Leucopternis New to Science

Year:
1935
Language:
english
File:
PDF, 102 KB
english, 1935
103

The Status of Pteroglossus didymus P. L. Sclater

Year:
1958
Language:
english
File:
PDF, 194 KB
english, 1958
104

Mexican Birds. First Impressionsby George M. Sutton

Year:
1952
Language:
english
File:
PDF, 150 KB
english, 1952
105

The Birds of West and Equatorial Africaby David A. Bannerman

Year:
1954
Language:
english
File:
PDF, 175 KB
english, 1954
106

Birds of the Sudanby Francis O. Cave; James D. MacDonald

Year:
1955
Language:
english
File:
PDF, 135 KB
english, 1955
107

The Birds of Arabiaby R. Meinertzhagen

Year:
1955
Language:
english
File:
PDF, 129 KB
english, 1955
108

The Birds of the Belgian Congo. Part 3by James P. Chapin

Year:
1954
Language:
english
File:
PDF, 95 KB
english, 1954
109

Fugletraekket og dets gåder (Bird Migration and Its Puzzles)by Finn Salomonsen

Year:
1954
Language:
english
File:
PDF, 123 KB
english, 1954
110

The Rediscovery of Tangavius armenti (Cabanis)

Year:
1957
Language:
english
File:
PDF, 150 KB
english, 1957
111

Days with Birds. Studies of Habits of Some East African Speciesby V. G. L. van Someren

Year:
1957
Language:
english
File:
PDF, 94 KB
english, 1957
112

In Memoriam: Robert Thomas Moore

Year:
1964
Language:
english
File:
PDF, 325 KB
english, 1964
113

In Memoriam: James Paul Chapin

Year:
1966
Language:
english
File:
PDF, 487 KB
english, 1966
114

Evolution of Nest-Building in the Weaverbirds (Ploceidae)by Nicholas E. Collias; Elsie C. Collias

Year:
1965
Language:
english
File:
PDF, 112 KB
english, 1965
115

A Contribution to the Ornithology of Zambiaby C. W. Benson; M. P. S. Irwin

Year:
1969
Language:
english
File:
PDF, 92 KB
english, 1969
116

Gamebirds of Southern Africaby P. A. Clancey

Year:
1968
Language:
english
File:
PDF, 120 KB
english, 1968
117

The Life and Lore of the Bird. In Nature, Art, Myth and Literatureby Edward A. Armstrong

Year:
1979
Language:
english
File:
PDF, 118 KB
english, 1979
118

In Memoriam: Herbert Girton Deignan

Year:
1970
Language:
english
File:
PDF, 370 KB
english, 1970
119

An Atlas of Speciation in African Passerine Birdsby B. P. Hall; R. E. Moreau

Year:
1971
Language:
english
File:
PDF, 138 KB
english, 1971
120

Further Information of the Host Relations of the Parasitic Cowbirds

Year:
1971
Language:
english
File:
PDF, 608 KB
english, 1971
122

A Case of Apparently Adaptive Acceleration of Embryonic Growth-Rate in Birds

Year:
1927
Language:
english
File:
PDF, 123 KB
english, 1927
124

To the editor

Year:
1988
Language:
english
File:
PDF, 1.20 MB
english, 1988
125

Enzymes at the frontier (1822-1833)

Year:
1991
Language:
english
File:
PDF, 1.11 MB
english, 1991
126

PHENOTYPIC POTENTIAL AND SPECIATION IN INDICATOR AND PRODOTISCUS

Year:
1969
Language:
english
File:
PDF, 535 KB
english, 1969
127

Evolutionary Terms for Parasitic Species

Year:
1967
Language:
english
File:
PDF, 100 KB
english, 1967
130

Geographic Variations of the Black-Bellied, Fulvous, and White-Faced Tree-Ducks

Year:
1947
Language:
english
File:
PDF, 303 KB
english, 1947
134

Alkenby Knud Paludan

Year:
1947
Language:
english
File:
PDF, 198 KB
english, 1947
135

Notes on the Birds Observed in the Lower Rio Grande Valley of Texas during May, 1924

Year:
1925
Language:
english
File:
PDF, 2.01 MB
english, 1925
136

Ecology of the Peregrine and Gyrfalcon Populations in Alaskaby Tom J. Cade

Year:
1960
Language:
english
File:
PDF, 496 KB
english, 1960
137

The Spotted Rail, Pardirallus maculatus, in Southern México

Year:
1947
Language:
english
File:
PDF, 303 KB
english, 1947
138

Feather Replacement in the Macaroni Penguin, Eudyptes chrysolophus (Brandt)

Year:
1949
Language:
english
File:
PDF, 168 KB
english, 1949
139

Two Little-Known Birds from Eastern Brazil

Year:
1942
Language:
english
File:
PDF, 159 KB
english, 1942
140

Red Phalarope at Sea 100 Miles West of Gibraltar

Year:
1926
Language:
english
File:
PDF, 125 KB
english, 1926
141

Vestigial Claws on the Wings of the Kiskadee Flycatcher, Pitangus sulphuratus caucensis

Year:
1952
Language:
english
File:
PDF, 110 KB
english, 1952
148

A Study of the Gyrfalcons with Particular Reference to North America

Year:
1947
Language:
english
File:
PDF, 1.30 MB
english, 1947
150

The Red-Spotted Bluethroats of Northwestern Alaska

Year:
1946
Language:
english
File:
PDF, 120 KB
english, 1946