Adaptive Significance of Reproductive Cycles in the Fiddler Crab Uca pugilator: A Hypothesis

作者: J. H. CHRISTY

DOI: 10.1126/SCIENCE.199.4327.453

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摘要: Semimonthly peaks in courtship behavior of male crabs coincide with the temporal distribution receptive females. Females mate once each month, 4 to 5 days before one semimonthly spring tides. The relation time reproduction tide cycles may be an adaptation increase a maximum probability that final stage planktonic larvae will transported by tidal currents substrates suitable for adults.