%0 Journal Article %T Genetic Evidence for the Coexistence of Pheromone Perception and Full Trichromatic Vision in Howler Monkeys %A Webb, David M. %A Cortés-Ortiz, Liliana %A Zhang, Jianzhi %J Molecular Biology and Evolution %V 21 %N 4 %P 697-704 %@ 0737-4038 %D 2004-04-01 %I Oxford University Press %~ DeepDyve