Institution: | aDepartment of Biological Sciences, University of Pittsburgh, Pittsburgh, PA, U.S.A.;bEscuela de Biología, Pontificia Universidad Católica del Ecuador, Quito, Ecuador;cDepartment of Zoology, University of British Columbia, Vancouver, BC, Canada;dDepartment of Ecology and Evolutionary Biology, University of Tennessee, Knoxville, TN, U.S.A. |