TL:DR We alternate breathing between the two. Each nostril smells differently Two nostrils help us locate smells Two nostrils may give us an advantage against colds
TL:DR We alternate breathing between the two. Each nostril smells differently Two nostrils help us locate smells Two nostrils may give us an advantage against colds
Why not 3 then?
Hm. Good question.
You only get so many character creation points
Gillette is about to launch a nose with five holes.
Because two does the job without wasting more energy.
This is it. Why not three hands? Two dicks? The amount we have has proven enough. 👍