The Blue Seedeater (Amaurospiza concolor) ranges from Mexico to Northwest Ecuador. This bird inhabits in ravines, openings, and edges in primary or secondary forests where bamboo grows profusely. This small animal is 11 cm (4 inches) in heights and 13 g in weights.
Males are entirely dull blue-black, with bill black, lower mandible grayish at base, and legs gray. Females have bright brown to cinnamon upperparts, and below uniform cinnamon to dull tawny-chestnut. Its alimentation is of insects and feeds.