little auk

from WordNet (r) 3.0 (2006)

little auk
    n 1: small short-billed auk abundant in Arctic regions [syn:
         {little auk}, {dovekie}, {Plautus alle}]

from The Collaborative International Dictionary of English v.0.48

Rotche \Rotche\, n. (Zool.)
   A very small arctic sea bird ({Mergulus alle}, or {Alle
   alle}) common on both coasts of the Atlantic in winter; --
   called also {little auk}, {dovekie}, {rotch}, {rotchie}, and
   {sea dove}.
   [1913 Webster]