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Oregon Field Guide

Bighorn Sheep

OPB | Feb. 1, 1991 7:30 p.m.

Bighorn sheep from the Hart Mountain Antelope Refuge are transplanted to other areas.

Oregon Field Guide

Steens Mountain Climate

OPB | Feb. 1, 1991 7:30 p.m.

This area is being examined for records of climatic changes going back thousands of years.

Oregon Field Guide

T.R.I.S.

OPB | Feb. 1, 1991 7:30 p.m.

T.R.I.S., the Trails Information System, provides computerized hiking information.

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Major Support Provided By: Dorothy D. Gage and Dan Stanton, Fred and Clara Dolen Charitable Foundation

Additional Support Provided By: Kay Kitagawa and Andy Johnson-Laird, Christine and David Vernier, Coit Family Foundation, Beth Torry Miller Trust, Greenfield/Hartline Habitat Conservation Fund of the Nature Conservancy, The Roundhouse Foundation, Bonnie and Peter Reagan