Subject
- Barred owl1
- Ermine -- Effect of forest management on -- Oregon, Western1
- Ermine -- Habitat -- Oregon, Western1
- Ermine -- Home range -- Oregon, Western1
- Ermine -- Mortality -- Oregon, Western1
- Ermine -- Oregon, Western1
- Mount Rainier National Park (Wash.)1
- Northern spotted owl1
- Spatial behavior in animals -- Oregon, Western1