Pajaros sudamericanos /

A photographic guide to birds of southern Brazil : including the Pantanal and Atlantic Forest /
by: Byers, Clive
Published: (2008)

Manual of neotropical birds /
by: Blake, Emmet Reid, 1908-1997
Published: (1977)

A photographic guide to birds of Ecuador and Galapagos /
by: Byers, Clive
Published: (2009)

A guide to the birds of South America /
by: Meyer de Schauensee, Rodolphe, 1901-1984
Published: (1982)

A guide to the birds of South America /
by: Meyer de Schauensee, Rodolphe, 1901-1984
Published: (1970)

The birds of South America /
by: Ridgely, Robert S., 1946-
Published: (1989)

The birds of South America /
by: Brabourne, Wyndham Wentworth Knatchbull-Hugessen, Baron, 1885-1915, et al.
Published: (1912)

The species of birds of South America and their distribution /
by: Meyer de Schauensee, Rodolphe, 1901-1984

Oceanic birds of South America : a study of species of the related coasts and seas, including the American quadrant of Antarctica, based upon the Brewster-Sanford collection in the American Museum of Natural History /
by: Murphy, Robert Cushman, 1887-1973
Published: (1936)

Oceanic birds of South America : a study of species of the related coasts and seas, including the American quadrant of Antarctica, based upon the Brewster-Sanford collection in the American Museum of Natural History /
by: Murphy, Robert Cushman, 1887-1973
Published: (1936)

South American birds : a photographic aid to identification /
by: Dunning, John Stewart, 1906-
Published: (1987)

Checklist of the birds of northern South America : an annotated checklist of the species and subspecies of Ecuador, Colombia, Venezuela, Aruba, Curaçao, Bonaire, Trinidad & Tobago, Guyana, Suriname, and French Guiana /
by: Rodner, Clemencia
Published: (2000)

Birds of Northern South America : an indentification guide.
by: Restall, Robin L.
Published: (2007)

South American land birds : a photographic aid to identification /
by: Dunning, John Stewart, 1906-
Published: (1982)

Panorama de la avifauna colombiana /
by: Rodriguez, Pedro
Published: (1978)

Where to watch birds in South America /
by: Wheatley, Nigel, 1960-
Published: (1995)

Birds of Mexico and Central America /
by: Perlo, Ber van
Published: (2006)

Atlas of Nearctic shorebirds on the coast of South America /
by: Morrison, R. I. G.
Published: (1989)

Wandering albatross : adventures among the albatrosses and petrels in the Southern Ocean /
by: Matthews, L. Harrison (Leonard Harrison)
Published: (1951)

A parrot without a name : the search for the last unknown birds on earth /
by: Stap, Don
Published: (1991)

A parrot without a name : the search for the last unknown birds on earth /
by: Stap, Don
Published: (1990)

Birds of Argentina and Uruguay : a field guide /
by: Narosky, Tito, 1932-
Published: (1989)

The birds of Colombia, and adjacent areas of South and Central America /
by: Meyer de Schauensee, Rodolphe, 1901-1984
Published: (1964)

All the birds of Brazil : an identification guide /
by: Souza, Deodato G. Santos
Published: (2006)

The birds of Ecuador and the Galapagos Archipelago : a checklist of all the birds known in Ecuador and the Galapagos Archipelago and a guide to help locate and see them /
by: Butler, Thomas Y.
Published: (1979)

The birds of Ecuador /
by: Ridgely, Robert S., 1946-
Published: (2001)

Birds of Chile /
by: Jaramillo, Alvaro, 1967-
Published: (2003)

Aves marinas del Rio de la Plata y aguas vecinas del Oceano Atlantico /
by: Escalante, Rodolfo, 1911-
Published: (1970)

The annual cycle and natural history of a subtropical, Atlantic-Forest Avifauna in Paraguay /
by: Foster, Mercedes S., et al.
Published: (2017)

Birding in Venezuela /
by: Goodwin, Mary Lou
Published: (1994)

Afterthoughts to Birding in Venezuela /
by: Goodwin, Mary Lou
Published: (1993)

Geographic variation in social behavior and in adaptations to competition among Andean birds /
by: Moynihan, M.
Published: (1979)

Birds in Brazil : a natural history /
by: Sick, Helmut, 1910-1991
Published: (1993)

Ornithological gazetteer of Chile /
by: Paynter, Raymond A.
Published: (1988)

Where to watch birds in Peru /
by: Valqui, Thomas
Published: (2004)

Las aves de Chile : su conocimiento y sus costumbres /
by: Goodall, J. D.
Published: (1957)