1. Department of Biological Sciences (S.E.A., S.M.B., A.P., H.B.P.), North Carolina State University, Raleigh, North Carolina 27695
2. Keck Center for Behavioral Biology (S.E.A., H.B.P.), North Carolina State University, Raleigh, North Carolina 27695
3. Center for Human Health and the Environment (S.E.A., S.M.B., A.P., H.B.P.), North Carolina State University, Raleigh, North Carolina 27695
4. Department of Public Health Sciences (S.D.T.), University of Virginia School of Medicine, Charlottesville, Virginia 22908