Extent, processes and evolutionary impact of interspecific hybridization in animals
2008

The Impact of Interspecific Hybridization in Animals

Sample size: 21972 publication Evidence: moderate

Author Information

Author(s): Klaus Schwenk, Nora Brede, Bruno Streit

Primary Institution: J. W. Goethe-University Frankfurt am Main

Hypothesis

How frequent hybridization occurs in animals and whether the level of hybridization varies among taxonomic groups.

Conclusion

Interspecific hybridization is a relatively low-frequency event in animals but can have significant evolutionary impacts.

Supporting Evidence

  • Hybridization can lead to the creation of new genotypes.
  • Introgressive hybridization is more frequent than previously thought.
  • Hybridization can play a significant role in adaptive evolution.
  • Studies show that hybridization rates vary among different taxonomic groups.

Takeaway

Sometimes different animal species can mix and create hybrids, which can help them adapt and evolve, even if it doesn't happen very often.

Methodology

Literature survey based on the Zoological Record database to analyze hybridization rates among animal taxa.

Potential Biases

Taxonomic bias may affect the representation of hybridization rates across different animal groups.

Limitations

The study may be biased due to the focus on certain taxonomic groups and the availability of data.

Statistical Information

P-Value

0.02

Statistical Significance

p=0.02

Digital Object Identifier (DOI)

10.1098/rstb.2008.0055

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication