BOSTON — A taste for reddish young leaves might have pushed howler monkeys toward full-spectrum color vision. The ability to tell red from green could have helped howlers pick out the more nutritious, ...
New findings in color vision research imply that humans can perceive a greater range of blue tones than monkeys do. Distinct connections found in the human retina may indicate recent evolutionary ...
Researchers have successfully used gene therapy to help color-blind squirrel monkeys regain their sight. The development shows offers a new path for treating vision disorders that, until now, were ...
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