About the Author(s)

Thomas C. Tacha, a Professor of Wildlife Sciences, earned a B.Sc. in Wildlife Biology from Kansas State University in 1973, a M.Sc. in Wildlife Sciences (working on Canada Geese) from South Dakota State University in 1976, and a Ph.D. in Wildlife Ecology (working on Sandhill Cranes) from Oklahoma State University in 1981. His research has emphasized ecology and management of migratory birds and their habitats. Address: Caesar Kleberg Wildlife Research Institute, Campus Box 218, Texas A&I University, Kingsville, TX 78363.

Stephen A. Nesbitt, a Wildlife Biologist with the Florida Game and Fresh Water Fish Commission since 1971, received a B.S. in Biology from Howard Payne University in 1967 and a M.S. in Wildlife Ecology from Oklahoma State University in 1974. His research with cranes involves range and movements, population ecology, and pairing strategies of Florida and eastern Greater Sandhill Cranes. Address: Florida Game and Fresh Water Fish Commission, 4005 South Main Street, Gainesville, FL 32601.

Paul A. Vohs, Leader of the Iowa Cooperative Fish and Wildlife Research Unit, earned a B.Sc. in Technical Agriculture (1955) from Kansas State University, a M.Sc. in Zoology (1958) from Southern Illinois University, and a Ph.D. in Zoology (1963) from Iowa State University where he worked on pheasant immunogenetics. His subsequent research has emphasized basic and applied ecology of upland and migratory birds. Address: U.S. Fish and Wildlife Service, Iowa Cooperative Fish and Wildlife Research Unit, Department of Animal Ecology, Science Hall II, Iowa State University, Ames, IA 50011.