The Tucuman Pygmy-owl is a small South America

South America

South America is a continent situated in the Western Hemisphere, mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere. The continent is also considered a subcontinent of the Americas. It is bordered on the west by the Pacific Ocean and on the north and east...

n owl.

It is 16 to 17.5 cm (6.3–7 in.) long and weighs 55 to 60 grams (1.9-2.1 oz.)

Its range is the Gran Chaco

Gran Chaco

The Gran Chaco is a sparsely populated, hot and semi-arid lowland region of the Río de la Plata basin, divided among eastern Bolivia, Paraguay, northern Argentina and a portion of the Brazilian states of Mato Grosso and Mato Grosso do Sul, where it is connected with the Pantanal region...

 region of Bolivia

Bolivia

Bolivia officially known as Plurinational State of Bolivia , is a landlocked country in central South America. It is the poorest country in South America...

, Paraguay

Paraguay

Paraguay , officially the Republic of Paraguay , is a landlocked country in South America. It is bordered by Argentina to the south and southwest, Brazil to the east and northeast, and Bolivia to the northwest. Paraguay lies on both banks of the Paraguay River, which runs through the center of the...

, and Argentina

Argentina

Argentina , officially the Argentine Republic , is the second largest country in South America by land area, after Brazil. It is constituted as a federation of 23 provinces and an autonomous city, Buenos Aires...

 south to Tucumán

Tucumán

San Miguel de Tucumán is the capital of the Tucumán Province, located in northern Argentina at from Buenos Aires. It is the fifth biggest city of Argentina after Buenos Aires, Córdoba, Rosario and Mendoza, and it is also the most important city of Northern Argentina...

 province and the northern part of Córdoba

Córdoba Province (Argentina)

Córdoba is a province of Argentina, located in the center of the country. Neighboring provinces are : Santiago del Estero, Santa Fe, Buenos Aires, La Pampa, San Luis, La Rioja and Catamarca...

 province. It lives in arid and semi-arid thorny and bushy habitats from 500 meters up to 1500 meters, at some places 1800 meters, above sea level.

Some authorities consider it a subspecies of the Ferruginous Pygmy-owl, in which case it is called Glaucidium brasilianum pallens. For example, the IUCN does not list it. Among authorities that do consider it a full species are the 2007 Clements Checklist of Birds of the World

The Clements Checklist of Birds of the World

The Clements Checklist of Birds of the World is a book by Jim Clements which presents a list of the bird species of the world.It is currently in its sixth edition , and is being published by Cornell University Press. Previous editions were published by the author's own imprint, Ibis Publishing. An...

and the Handbook of the Birds of the World

Handbook of the Birds of the World

The Handbook of the Birds of the World is a multi-volume series produced by the Spanish publishing house Lynx Edicions. It is the first handbook to cover every known living species of bird. The series is edited by Josep del Hoyo, Andrew Elliott, Jordi Sargatal and David A Christie.So far, 15...

.