northern parula
small warbler green-yellow upperparts yellow underparts black necklace and throat patch white eye-ring black bill white-tipped tail dark wings with two white wing-bars
northern parula which has small warbler northern parula which has green-yellow upperparts northern parula which has yellow underparts northern parula which has black necklace and throat patch northern parula which has white eye-ring northern parula which has black bill northern parula which has white-tipped tail northern parula which has dark wings with two white wing-bars