Melatonin facilitates synchronization of
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M. Hau; E. Gwinner
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Article
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1994
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Springer
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English
β 618 KB
We recorded circadian locomotor activity rhythms of house sparrows (Passer domesticus) exposed to low-amplitude light-dark cycles (2:1 lux) with periods of 22.5 or 24.5 h. Under these conditions the circadian rhythms of the majority of the birds were not synchronized by the light cycle but either fr