laughing bird

from The Collaborative International Dictionary of English v.0.48

Yaffle \Yaf"fle\ (y[a^]f"f'l), n. [Probably imitative of its
   call or cry.] (Zool.)
   The European green woodpecker ({Picus viridis} syn. {Genius
   viridis}). It is noted for its loud laughlike note. Called
   also {eccle}, {hewhole}, {highhoe}, {laughing bird},
   {popinjay}, {rain bird}, {yaffil}, {yaffler}, {yaffingale},
   {yappingale}, {yackel}, and {woodhack}.
   [1913 Webster]