The Great Gray Owl: Phantom of the Northern Forest
NERO, Robert W.
Nightwatchmen of Bush and Plain : Australian Owls and Owl-like Birds
North American Owls: Biology and Natural History [First Edition]
Johnsgard, Paul A.
The Eastern Screech Owl: Life History, Ecology and Behavior of Rural and Suburban Populations
Gehlbach, Frederick R.
Owls of the Northern Hemisphere
Neotropical Owls: Diversity and Conservation
Enriquez, Paula (Editor)
Great Horned Owlets Rescue: Where There's a Will, There's a Way
Hawks, Owls and Wildlife
Craighead, John J.; Frank C. Craighead
The House of Owls
The Enigma of the Owl: An Illustrated Natural History
Unwin, Mike and David Tipling; Foreword by Tony Angell
Owl: A Year in the Lives of North American Owls
Owls of North America [PB]