The Red Effect, in People and Monkeys

Research shows that people find members of the opposite sex more attractive when they are in close proximity to the color red. Does this reflect cultural influences, or is there a more ancient, evolutionary explanation? Scientists tested monkeys to see how they reacted to photos of opposite sex monkeys on a red or blue background to get to the bottom of the red effect.Read the whole story at Zoologic: The Red Effect, in People and Monkeys.