What causes the nose to flare out like this?

[lilhorizontal32]

the nostrils seem to flare out, giving a very unaesthetic looks.

pics:

smiles where this doesnt happen:

thoughts on what causes this and how to fix it?

interested cause I have this while my siblings dont. they also have better dentofacial development if that matters

 

[Deleted member 7076]

ask o pry

 

[ReignsChad]

Jewish DNA

 

[lilhorizontal32]

ask o pry
View attachment 1093536

he'd look better without it, and his isnt that bad