Owls of old forests of the world.

Bibliographic Details
Main Author:	Marcot, Bruce G.
Corporate Author:	Pacific Northwest Research Station (Portland, Or.)
Format:	Government Document Microform Book
Language:	English
Published:	[Portland, Or.] : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, [1995]
Series:	General technical report PNW ; 343.
Subjects:	Owls. Rain forest animals. Old growth forests. Strix > Vocalization. Ciccaba > Vocalization.