The Chaco Pygmy Owl is a very small owl with no ear-tufts. It is also known as the Tucuman Pygmy Owl. This species is not currently recognised by the International Ornithological Congress, who consider it a sub-species of the Ferruginous Pygmy Owl Glaucidium brasilianum.
Photo Gallery (1 picture)
Distribution: Bolivia and Paraguay to central-west Brazil and northern Argentina. On this website, the distribution of the species is included with the map for the Ferruginous Pygmy Owl Glaucidium brasilianum.
Status: Uncertain, locally not rare.
Original Description: Chapman, Frank Michler. 1922. American Museum Novitates (Am. Mus. Novit.), no. 30: p. 8.