The Screech Owl, its Life History and Population Ecology in Northern Ohio (open access)

The Screech Owl, its Life History and Population Ecology in Northern Ohio

Brief summary of the screech owl in northern Ohio, including food habits, migration and dispersal, breeding biology, population dynamics, pesticides and pollution, polymorphism, status of population,
Date: 1975
Creator: VanCamp, Laurel F. & Henny, Charles J.
System: The UNT Digital Library
The Distribution and Occurrence of the Birds of Jackson County, Oregon, and Surrounding Areas (open access)

The Distribution and Occurrence of the Birds of Jackson County, Oregon, and Surrounding Areas

Detailed descriptions of the species of birds of Jackson County, Oregon,
Date: 1975
Creator: Browning, M. Ralph
System: The UNT Digital Library
The California Condor, 1966-76: a Look at its Past and Future (open access)

The California Condor, 1966-76: a Look at its Past and Future

Brief 1966-1976 summary of the California condor, including geographic distribution, population number, food supply, and external disturbances.
Date: 1978
Creator: Wilbur, Stanford R.
System: The UNT Digital Library