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Of course it is important, a newborn is not able to survive for years to come without parental support. If terrible sleep reduces the parent's survival or its a
by emerongi 7y ago
Of course it is important, a newborn is not able to survive for years to come without parental support. If terrible sleep reduces the parent's survival or its ability to protect the child by a big enough percentage, I'd imagine there would be an evolutional pressure there.