ML645503761

觀察細節

First reported by Chris Hollister. Immature individual. Pale gray back, black wings lacking white "pocket handkerchief" spot. Round head, hint of white eye-ring, Gray-brown crown, partial dark gray mask behind eye; pale brown cheek and flanks. In flight, whitish wing bar and white distal ends to outer tail feathers. Both white on wings and tail reduced with respect to what would be seen on an adult.