Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Comparative analyses for adaptive radiations.

P H Harvey1, A Rambaut

  • 1Department of Zoology, University of Oxford, UK. paul.harvey@zoo.ox.ac.uk

Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences
|December 29, 2000
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Genomic epidemiology of early SARS-CoV-2 transmission dynamics in Bangladesh.

Virology journal·2024
Same author

SIMULTANEOUS SELECTIVE PREDATION ON TWO FEATURES OF A MIXED SIBLING SPECIES POPULATION.

Evolution; international journal of organic evolution·2017
Same author

Establishment and cryptic transmission of Zika virus in Brazil and the Americas.

Nature·2017
Same author

Using genomics data to reconstruct transmission trees during disease outbreaks.

Revue scientifique et technique (International Office of Epizootics)·2016
Same author

Fold or hold: experimental evolution in vitro.

Journal of evolutionary biology·2013
Same author

Real-time characterization of the molecular epidemiology of an influenza pandemic.

Biology letters·2013
Same journal

The microlandscapes of tree trunks: the effect of lichen and tree-level characteristics on arthropod communities.

Philosophical transactions of the Royal Society of London. Series B, Biological sciences·2026
Same journal

Centimetre-scale landscapes to assess the motion behaviour and cognition of gastropods and bivalves.

Philosophical transactions of the Royal Society of London. Series B, Biological sciences·2026
Same journal

Intertidal microcosms of wave-swept rocky shores: ecological and physiological insights from a uniquely stressful environment.

Philosophical transactions of the Royal Society of London. Series B, Biological sciences·2026
Same journal

Temporal and spatial variation in temperature and oxygen at the microscale: key niche axes for aquatic life.

Philosophical transactions of the Royal Society of London. Series B, Biological sciences·2026
Same journal

Natural microcosms in ecology: fulfilling the promise of model systems?

Philosophical transactions of the Royal Society of London. Series B, Biological sciences·2026
Same journal

Microbe-induced galls and plant defence: metabolite crosstalk in a co-evolutionary battle.

Philosophical transactions of the Royal Society of London. Series B, Biological sciences·2026
See all related articles

Biologists should use cross-species analyses over contrast analyses for studying adaptive radiation, especially when closely related species show similar traits. This approach better reflects evolutionary patterns in adaptive character evolution.

Area of Science:

  • Evolutionary Biology
  • Comparative Genomics
  • Phylogenetics

Background:

  • Morphological variation between species is often adaptive.
  • Brownian-motion models are common for character evolution analysis.
  • Adaptive radiation involves species evolving to fill ecological niches.

Purpose of the Study:

  • To determine appropriate statistical methods for analyzing character evolution and co-variation during adaptive radiation.
  • To compare the efficacy of cross-species versus contrast analyses under different evolutionary models.

Main Methods:

  • Simulating adaptive character evolution and coevolution under various models.
  • Comparing statistical appropriateness of cross-species and contrast analyses.
  • Exploring maximum-likelihood procedures for phylogenetic branch length transformations.

Related Experiment Videos

Main Results:

  • Cross-species analyses are statistically more appropriate than contrast analyses for adaptive radiation models.
  • Closely related species tend to be more similar under these models.
  • Identifying niche dimensions and evolutionary modes may be necessary for complex trait evolution.

Conclusions:

  • Statistical methods must align with specific models of character evolution.
  • Cross-species analyses offer a more robust framework for studying adaptive radiations.
  • Further research may involve maximum-likelihood approaches to refine phylogenetic analyses.