The Male Sex Pheromone of the Butterfly Bicyclus anynana: Towards an Evolutionary Analysis
2008

Male Pheromone in a Butterfly

Sample size: 120 publication 10 minutes Evidence: high

Author Information

Author(s): Caroline M. Nieberding, Helene de Vos, Maria V. Schneider, Jean-Marc Lassance, Natalia Estramil, Jimmy Andersson, Joakim Bång, Erik Hedenström, Christer Löfstedt, Paul M. Brakefield

Primary Institution: Institute of Biology, Leiden University

Hypothesis

Does the male sex pheromone of the butterfly Bicyclus anynana play a role in mating success?

Conclusion

The study identifies three key components of the male sex pheromone in Bicyclus anynana and demonstrates their importance in male mating success.

Supporting Evidence

  • The male sex pheromone was identified as a blend of three chemical compounds.
  • Males with reduced pheromone levels had lower mating success.
  • Restoring pheromone levels with synthetic compounds improved mating success.

Takeaway

Male butterflies use special scents to attract females, and this study found out what those scents are and how they help the males find mates.

Methodology

The study used gas chromatography and behavioral experiments to identify and test the effects of male sex pheromone components.

Potential Biases

Potential biases in laboratory conditions may not fully represent natural behaviors.

Limitations

The study primarily focuses on one species and may not generalize to all butterflies.

Participant Demographics

The study involved male and female Bicyclus anynana butterflies from a laboratory stock.

Statistical Information

P-Value

10−16

Statistical Significance

p<0.001

Digital Object Identifier (DOI)

10.1371/journal.pone.0002751

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