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Related Experiment Video

Updated: Jan 29, 2026

Choice and No-Choice Bioassays to Study the Pupation Preference and Emergence Success of Ectropis grisescens

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Published on: October 30, 2018

Cryptic male choice.

Cédric Aumont¹, David M Shuker²

¹Agrocampus-Ouest, Rennes, France; School of Biology, University of St Andrews, UK.

Current Biology : CB

|October 24, 2018

Summary

This summary is machine-generated.

Males can influence fertilization success during copulation through cryptic male choice. This study introduces the concept of males actively biasing fertilization outcomes.

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Area of Science:

Evolutionary biology
Reproductive strategies

Background:

Sexual selection is typically viewed through female choice.
Male control over fertilization is less understood.

Purpose of the Study:

Introduce and define cryptic male choice.
Explore the potential for males to bias fertilization during copulation.

Main Methods:

Conceptual introduction of a novel reproductive strategy.
Review of existing literature on male reproductive roles.

Main Results:

Cryptic male choice is proposed as a mechanism influencing reproductive success.
Males may possess physiological or behavioral means to bias fertilization.

Conclusions:

Cryptic male choice represents a significant, yet understudied, aspect of sexual selection.
Further research is needed to empirically validate this concept in various species.