TY - JOUR AU1 - Hart, Nathan S. AU2 - Hunt, David M. AU3 - TI - Avian Visual Pigments: Characteristics, Spectral Tuning, and Evolution JF - The American Naturalist DO - 10.1086/510141 DA - 2007-01-01 UR - https://www.deepdyve.com/lp/unpaywall/avian-visual-pigments-characteristics-spectral-tuning-and-evolution-IW1vuX6s9S DP - DeepDyve ER -