2

Guide to the Birds of Alaska.by Robert H. Armstrong

Year:
1992
Language:
english
File:
PDF, 337 KB
english, 1992
5

Estimating Numbers of Terrestrial Birdsby C. John Ralph; J. Michael Scott

Year:
1982
Language:
english
File:
PDF, 121 KB
english, 1982
6

Aves Brasileiras. Volume 1.by Johan Dalgas Frisch

Year:
1983
Language:
english
File:
PDF, 418 KB
english, 1983
7

A Guide to the Birds of Costa Rica.by F. Gary Stiles; Alexander F. Skutch

Year:
1990
Language:
english
File:
PDF, 376 KB
english, 1990
8

The Birds of China.by Rodolphe Meyer de Schauensee

Year:
1985
Language:
english
File:
PDF, 109 KB
english, 1985
10

Bird Life of Mountain and Upland.by D. A. Ratcliffe

Year:
1994
Language:
english
File:
PDF, 80 KB
english, 1994
11

Bird Migration.by Chris Mead

Year:
1984
Language:
english
File:
PDF, 266 KB
english, 1984
12

Current Ornithology. Volume 1.by Richard F. Johnston

Year:
1985
Language:
english
File:
PDF, 143 KB
english, 1985
13

A Guide to the Birds of Colombia.by Steven L. Hilty; William L. Brown

Year:
1987
Language:
english
File:
PDF, 115 KB
english, 1987
14

Extinction. Scientific American Libraryby Steven M. Stanley

Year:
1988
Language:
english
File:
PDF, 210 KB
english, 1988
15

The Plovers, Sandpipers, and Snipes of the World.by Paul A. Johnsgard

Year:
1982
Language:
english
File:
PDF, 394 KB
english, 1982
16

Rare Birds of the World: A Collins/ICBP Handbook.by Guy Mountfort

Year:
1990
Language:
english
File:
PDF, 372 KB
english, 1990
17

A Guide to the Birds of Trinidad & Tobago.by Richard Ffrench

Year:
1992
Language:
english
File:
PDF, 80 KB
english, 1992
20

Hawaiian Birdlifeby Andrew J. Berger

Year:
1982
Language:
english
File:
PDF, 123 KB
english, 1982
22

Birds of Jamaica: A Photographic Field Guideby Audrey Downer; Robert Sutton

Year:
1991
Language:
english
File:
PDF, 113 KB
english, 1991
23

Estrildid Finches of the Worldby Derek Goodwin

Year:
1983
Language:
english
File:
PDF, 152 KB
english, 1983