Source : Webster's Revised Unabridged Dictionary (1913)

Peabody bird \Pea"bod*y bird`\ (Zo["o]l.)
   An American sparrow ({Zonotrichia albicollis}) having a
   conspicuous white throat. The name is imitative of its note.
   Called also {White-throated sparrow}.

Source : WordNet®

Zonotrichia albicollis
     n : common North American finch with a white patch on the throat
         and black-and-white striped crown [syn: {white-throated
         sparrow}, {whitethroat}]