Phylogeny of Diving Beetles Reveals a Coevolutionary Arms Race between the Sexes
2007

Arms Race in Diving Beetles

Sample size: 13 publication 10 minutes Evidence: moderate

Author Information

Author(s): Bergsten Johannes, Miller Kelly B.

Primary Institution: Natural History Museum, London

Hypothesis

Does sexual conflict drive coevolutionary arms races in diving beetles?

Conclusion

The study suggests that sexual conflict leads to coevolutionary adaptations in diving beetles, potentially resulting in speciation.

Supporting Evidence

  • The study found pronounced coevolutionary patterns between male and female diving beetles.
  • Female adaptations impair male attachment, leading to a coevolutionary arms race.
  • A sibling species pair in Japan may be a result of this evolutionary conflict.

Takeaway

Diving beetles have a tug-of-war between males and females, where each tries to outsmart the other, leading to changes in how they look and behave.

Methodology

The study used Bayesian phylogenetics and a multi-gene approach to analyze the evolutionary relationships among diving beetle species.

Limitations

The study's findings are based on a limited number of species and may not represent all diving beetles.

Statistical Information

P-Value

p<0.01

Statistical Significance

p<0.01

Digital Object Identifier (DOI)

10.1371/journal.pone.0000522

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication