Two monkeys see a more colorful world
A genetic experiment changes the way monkeys see the world
By Stephen Ornes, 00:00 AM September 30, 2009
A colorblind male squirrel monkey named Dalton is pictured here taking a color vision test.
|Neitz Laboratory, University of Washington|
For a pair of squirrel monkeys named Sam and Dalton, the world recently got more colorful. Male squirrel monkeys are normally red-green colorblind, which means they have trouble seeing those colors. But now, thanks to an experiment by scientists at the University of Seattle, Sam and Dalton see things differently—they seem to be able to see red and green.
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