Nightwatchmen of Bush and Plain : Australian Owls and Owl-like Birds

Fleay, David

A Delight of Owls

Steyn, Peter

The Owls of Southern Africa

Kemp, Alan C.

Owls

Angell, Tony

Lady Grayl: Owl With a Mission

Nero, Robert W.

Owls of the World

Duncan, James

Owls

Angell, Tony

The Great Gray Owl: Phantom of the Northern Forest

NERO, Robert W.

The Eastern Screech Owl: Life History, Ecology and Behavior of Rural and Suburban Populations

Gehlbach, Frederick R.

Neotropical Owls: Diversity and Conservation

Enriquez, Paula (Editor)

Undiscovered Owls: A Sound Approach Guide [Damaged]

Robb, Magnuss

Hawks, Owls and Wildlife

Craighead, John J.; Frank C. Craighead