Snake-spotting may have helped us evolve -study (Reuters)

2 hours, 47 minutes ago WASHINGTON (Reuters) - Snakes may make people jump for a good reason -- human close-up vision may have evolved specifically to spot the reptiles, researchers reported on Thursday. Humans, monkeys and other primates have good color vision, large brains, and use their vision to guide reaching and grasping. But while some scientists believe these characteristics evolved together as early primates used their hands and eyes to pick fruit and other foods, Lynne Isbell, a professor ...