Description: Small, with a large head and beak, long vibrissae, and muted colors. Head and back are brown, with darker wings and tail. Ventral and spectacles are cinnamon. Hooked beak tip.

Subspecies: Nonnula rubecula rubecula (Spix, 1824).

Geographic Distribution within Argentina: Misiones.

Habitat: Forests and capueras.

Behavior: Passive, easily overlooked. When active, it performs fluttering movements reminiscent of mosquitoes.

Breeding: Nests in cavities where it lays white eggs.

Author of this description: Jorge La Grotteria

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