Abstract:We describe a new species of capuchino of the genus Sporophila 1 (Emberizidae) of the Esteros del Iberá, province of Corrientes, in northeastern Argentina. 2 This species would have remained unidentified due to lack of ornithological explorations in 3 the central area of the Esteros del Iberá. It has been confused with immature individuals of 4 other Sporophila species. We made observations of behavior and habitat, playback 5 experiments, comparative analyzes of the vocalizations and plumage with other sympatr… Show more
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