Question

What are the
nostrils?​

Answer 1

Answer:

either of two external openings of the nasal cavity in vertebrates that admit air to the lungs and smells to the olfactory nerves.

Explanation:

here is your ans bro

Answer 2

Answer:

The noistril one of the two channels of the nose, from the point where they bifurcate to the external opening. In birds and mammals, they contain branched bones or cartilages called turbinates, whose function is to warm air on inhalation and remove moisture on exhalation.

Explanation:

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