Why do we , and nearly all animals and birds have two nostrils ?
In: 56
Cos all land animals evolved from a certain clade of fish that had 2 of the precursor to nostrils.
Why do we , and nearly all animals and birds have two nostrils ?
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Why do we , and nearly all animals and birds have two nostrils ?
In: 56
Cos all land animals evolved from a certain clade of fish that had 2 of the precursor to nostrils.
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