Resource Influenced Sex Roles of Zaprochiline Tettigoniids (orthoptera: Tettigoniidae).

  title={Resource Influenced Sex Roles of Zaprochiline Tettigoniids (orthoptera: Tettigoniidae).},
  author={Leigh W Simmons and Winston J. Bailey},
  journal={Evolution; international journal of organic evolution},
  volume={44 7},
Male tettigoniids donate nutrients to females at mating in the form of a spermatophylax. Male-donated nutrients function as paternal investment leading to a reversal in the sex roles of males and females. Reversal in the behavioral sex roles of a zaphrochiline tettigoniid was found to be directly related to the current availability of food resources in the environment. When resource availability was low, females were less fecund and males had lower and more variable accessory gland weights (the… CONTINUE READING

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