Stocky, brightly-colored vireo with yellow throat and spectacles. Olive upperparts and gray wings with two bold white wingbars. Breeds in mature deciduous forests in eastern North America, often near water. Usually seen singly, high in the canopy. Typical vireo song of short, repeated phrases; Yellow-throated is burry and slow, like a Blue-headed with a sore throat. Thick, slightly hooked bill helps separate this species from Pine Warbler, which has similar plumage. Winters in Central and northern South America.