Ward, James P.
| 1993 | "Infestation of northern spotted owls by hippoboscid (Diptera) flies in northwestern California" in Journal of Wildlife Diseases |
| 1991 | "Using Search Time and Regression to Estimate Abundance of Territorial Spotted Owls" in Ecological Applications |
| 1990 | "Density of Northern Spotted Owls in Northwest California" in Journal of Wildlife Management |
| 1985 | "Juvenile spotted owl dispersal in northwestern California: Preliminary results" in Ecology and management of spotted owls in the Pacific Northwest |