Lark or night owl? Blame your ancestors Post a Comment Our ancestors could be to blame for the wide variety of human sleeping habits, from larks to night owls. Baca JugaIn pictures: Solar eclipse as seen from the UK'Miraculous' mosquito hack cuts dengue by 77%Backlash against 'frightening' tests on whales Read More Share : Post a Comment for "Lark or night owl? Blame your ancestors"
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