Why we have two nostrils

www.popsci.com

cross-posted to:
science@lemmy.ml

Why we have two nostrils

www.popsci.com

Quilotoa@lemmy.ca to

Mildly Interesting@lemmy.world · 3 months ago

cross-posted to:
science@lemmy.ml

Why we have two nostrils instead of one big hole

www.popsci.com

Our nostrils share the workload like coworkers on rotation.

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

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