Comment: Hmmm!

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In reply to comment: A Larger Pineal Gland (see in situ)

Hmmm!

If you consider growth hormones, its possible. Glands form from tissue and tissue is dependent on nutrients and stimulation for process regeneration.

Although, research suggests that head size does determine brain size, but not performance - use is dependent on the human being it resides with.

They that give up liberty for security deserve neither.