Серо-голубая танагра Thraupis glaucocolpa

Medium-sized tanager with gray head and back, blue-gray chest, white belly, and aquamarine wings. Often seen singly or in pairs; usually less abundant than similar Blue-gray Tanager. Found mainly in dry areas with scrub or forest. Voice a soft and increasing “zee-ee-ee-EE-EET!” Distinguished from Blue-gray Tanager by grayer head and more contrasting bluish-green wings, as well as white belly and small black patch at base of flight feathers.