TY - RPRT TI - Comparative endocrinology in the 21st century AU - R.J. Denver AU - P.M. Hopkins AU - S. D. McCormick AU - C.R. Propper AU - L. Riddiford AU - S.A. Sower AU - J.C. Wingfield PY - 2009 DO - 10.1093/icb/icp082 UR - https://pubs.usgs.gov/publication/70037489 ID - 70037489 ER -