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Q&A What would humans need to sacrifice for a better sense of smell?

Humans have some genes that allow for a precise sense of smell, but they were turned off millions of years back, just like in many other primates. To name an exeption, lemurs are primates with a de...

2 answers  ·  posted 6y ago by Luxa‭  ·  last activity 6y ago by Luxa‭