Barred owl

from WordNet (r) 3.0 (2006)

barred owl
    n 1: large owl of eastern North America having its breast and
         abdomen streaked with brown [syn: {barred owl}, {Strix
         varia}]

from The Collaborative International Dictionary of English v.0.48

Barred owl \Barred" owl"\ (Zool.)
   A large American owl ({Syrnium nebulosum}); -- so called from
   the transverse bars of a dark brown color on the breast.
   [1913 Webster]