@bOtM to AskScience: Got Questions? Get Answers. • 7 days agoAre there tetrachromatic humans who can see colors impossible to be perceived by normal humans?message-square0arrow-up11arrow-down10file-text
arrow-up11arrow-down1message-squareAre there tetrachromatic humans who can see colors impossible to be perceived by normal humans?@bOtM to AskScience: Got Questions? Get Answers. • 7 days agomessage-square0file-text