One of the most elusive and mysterious owls of Ohio is the barn owl (Tyto alba). This very large predator, measuring 16 inches long with a wingspan of 3 ½ feet, has a heart-shaped face, large dark ...

A study by the University of Wisconsin-Madison found that barred owl migration is negatively impacting protected species in the U.S. The study looked at almost 800 barred owls along the West Coast.

1. Introduction -- 2. The boreal (or Tengmalm's) owl : in brief -- 3. Study areas and research methods -- 4. Habitat use, roosts and nest-sites -- 5. Interactions with prey animals -- 6. Life-history ...