1. Department of Basic Sciences, College of Veterinary Medicine, Mississippi State University, Mississippi State, Mississippi.
2. Department of Biochemistry, Molecular Biology, Entomology, and Plant Pathology, Mississippi State University, Mississippi State, Mississippi.
3. College of Veterinary Medicine, Tuskegee University, Tuskegee, Alabama.
4. Carnivore Ecology Laboratory, Forest and Wildlife Research Center, Mississippi State University, Mississippi State, Mississippi.