Tailed frogs
Subtitle: distribution, ecology, and association with timber harvest in northeastern Oregon
By: Evelyn L. Bull and Bernie E. Carter.
Contributors: Carter, Bernie E.; Pacific Northwest Research Station (Portland, Or.)
Series: Research paper PNW -- RP-497.; Research paper PNW -- 497.
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station
Published: 1996
Place of publication: Portland, Or
Language: eng
Number of pages: 11
Subjects: Ascaphus truei -- Oregon.; Ascaphus truei -- Distribution -- Effect of logging on.
Notes: Shipping list no.: 97-0750-M.

Title from cover.

"July 1996."

Includes bibliographical references (p. 9).