Do you mean a two-segment/night pattern? Thought that had been shown to be true only in a certain era.
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reference if you have it, my fine structured friend. from my understanding 1 or 2 watches were standard
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Hm. The definition of normal within natural night cycle would depend on latitude and season. Poor subpolar and polar dwellers, they are doomed.
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nom they just need to follow their own natural rhythms.
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