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 Concept Videos

Hybrid Zones02:29

Hybrid Zones

Hybrid zones are narrow regions where two closely related species interact, mate, and produce hybrids. Relative to either parent species, hybrids may possess distinct phenotypic or genetic differences that impact their survival and reproductive success. The genetic variances introduced by hybridization influence species diversity and speciation processes within the hybrid zone.Gene flow and natural selection are evolutionary mechanisms that shape the outcome of a hybrid zone. Gene flow...
Genetics of Speciation02:16

Genetics of Speciation

Speciation is the evolutionary process resulting in the formation of new, distinct species—groups of reproductively isolated populations.The genetics of speciation involves the different traits or isolating mechanisms preventing gene exchange, leading to reproductive isolation. Reproductive isolation can be due to reproductive barriers that have effects either before or after the formation of a zygote. Pre-zygotic mechanisms prevent fertilization from occurring, and post-zygotic mechanisms...
Formation of Species01:31

Formation of Species

Speciation describes the formation of one or more new species from one or sometimes multiple original species. The resulting species are discrete from the parent species, and barriers to reproduction will typically exist. There are two primary mechanisms, speciation with and without geographic isolation—allopatric and sympatric speciation, respectively.Allopatric SpeciationIn allopatric speciation, gene flow between two populations of the same species is prevented by a geographic barrier, like...
Understanding Species and Reproductive Barriers01:17

Understanding Species and Reproductive Barriers

A species is a group of organisms that interbreed and produce fertile offspring. Typically, individuals of the same species appear similar and share common characteristics due to their highly similar genomes. However, not all organisms that look alike are members of the same species. Various mechanisms keep most species discrete. While some mechanisms prevent reproductive behavior and fertilization (pre-zygotic isolation), others prevent the production of fertile offspring after mating has...
Impact of Social Context on Individuals01:21

Impact of Social Context on Individuals

Social psychology examines how the real or imagined presence of others influences individuals' thoughts, feelings, and behaviors. A key concept in this field is the role of social context in shaping behavior. The same individual may act differently depending on the social setting, due to the varying expectations and norms associated with each environment. This context-dependent behavior illustrates the influence of social roles, which prescribe appropriate conduct in specific situations.Social...
Ecological Niches02:02

Ecological Niches

All organisms have a position within an ecosystem. The complete set of living and nonliving factors—including food resources, climate, and terrain—that define the position of a given organism are collectively referred to as the organism’s ecological niche.Multiple species cannot occupy the exact same niche within their habitat. If the niches of two or more species overlap to a large extent, the competitive exclusion principle dictates that one species will outcompete the other, forcing it to...

You might also read

Related Articles

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

Sort by
Same author

Temporal dynamics of color polymorphism and hybridization in Colias butterflies.

Evolution; international journal of organic evolution·2026
Same author

A Next Generation of Hierarchical Bayesian Analyses of Hybrid Zones Enables Model-Based Quantification of Variation in Introgression in R.

Ecology and evolution·2024
Same author

Reply to Hu: Postdoctoral consortia remove barriers to retention and effectively prepare participants for career advancement.

Proceedings of the National Academy of Sciences of the United States of America·2024
Same author

Collaborative consortia can boost postdoctoral workforce development.

Proceedings of the National Academy of Sciences of the United States of America·2024
Same author

Selection leads to remarkable variability in the outcomes of hybridisation across replicate hybrid zones.

Molecular ecology·2024
Same author

Comparative Analysis of Core Microbiome Assignments: Implications for Ecological Synthesis.

mSystems·2023
Same journal

Isolation and Connectivity: Population Structure of an Ectomycorrhizal Truffle in the Fragmented Mountain Landscape of the Madrean Sky Island Archipelago.

Molecular ecology·2026
Same journal

Refugia, but Not for Everyone: Genetic Structure Differentiates Shallow and Mesophotic Populations of the Brooder Sponge Ircinia variabilis.

Molecular ecology·2026
Same journal

Leafcutter Ant Farmers Prevent Loss of Edible Symbiotic Structures by Maintaining Allelic Diversity in Their Multinucleate Fungal Crop.

Molecular ecology·2026
Same journal

Resolving Emergent Patterns in Community Genetics With Environmental DNA.

Molecular ecology·2026
Same journal

Genomic Offsets Predict Survival With Low Accuracy in a Marine Common Garden.

Molecular ecology·2026
Same journal

Differential Immune Responses Correlate With Chytridiomycosis Severity in Italian Crested Newts.

Molecular ecology·2026
See all related articles

Related Experiment Video

Updated: Jun 24, 2026

Experimental Protocol for Manipulating Plant-induced Soil Heterogeneity
08:16

Experimental Protocol for Manipulating Plant-induced Soil Heterogeneity

Published on: March 13, 2014

Ecological context shapes hybridization dynamics.

C Alex Buerkle1

  • 1Department of Botany and Program in Ecology, University of Wyoming, Laramie, WY 82071, USA. buerkle@uwyo.edu

Molecular Ecology
|March 24, 2009
PubMed
Summary
This summary is machine-generated.

Gene flow is common in European oaks (Quercus), leading to frequent hybrids. Parental species abundance influences hybrid genetic makeup and introgression direction, offering insights into reproductive isolation.

More Related Videos

Using Coculture to Detect Chemically Mediated Interspecies Interactions
08:29

Using Coculture to Detect Chemically Mediated Interspecies Interactions

Published on: October 31, 2013

Field Experiments of Pollination Ecology: The Case of Lycoris sanguinea var. sanguinea
07:19

Field Experiments of Pollination Ecology: The Case of Lycoris sanguinea var. sanguinea

Published on: November 25, 2016

Related Experiment Videos

Last Updated: Jun 24, 2026

Experimental Protocol for Manipulating Plant-induced Soil Heterogeneity
08:16

Experimental Protocol for Manipulating Plant-induced Soil Heterogeneity

Published on: March 13, 2014

Using Coculture to Detect Chemically Mediated Interspecies Interactions
08:29

Using Coculture to Detect Chemically Mediated Interspecies Interactions

Published on: October 31, 2013

Field Experiments of Pollination Ecology: The Case of Lycoris sanguinea var. sanguinea
07:19

Field Experiments of Pollination Ecology: The Case of Lycoris sanguinea var. sanguinea

Published on: November 25, 2016

Area of Science:

  • Ecology
  • Genetics
  • Evolutionary Biology

Background:

  • Gene exchange is pervasive among European oak (Quercus) species, complicating population genetic studies.
  • Previous research indicates widespread hybridization within this species complex.

Purpose of the Study:

  • To add geographical and stand-level resolution to patterns of genetic variation in European oaks.
  • To document the frequency of hybrids and investigate the influence of parental species abundance on hybridization dynamics.

Main Methods:

  • Analysis of genetic variation across four oak species.
  • Quantification of hybrid frequencies at geographical and stand levels.
  • Assessment of the relationship between parental species abundance and hybrid genetic composition.

Main Results:

  • A high frequency of hybrids was documented (10.7-30.5% of trees), including interspecific hybrids between all pairs of species.
  • The relative abundance of parental species significantly affects the genetic composition of hybrids.
  • Parental species abundance shifts the average direction of introgression.

Conclusions:

  • Ecological context, such as parental species abundance, influences hybridization dynamics and outcomes.
  • This study provides opportunities to investigate components of reproductive isolation in oaks.
  • The research highlights methodological and conceptual challenges in contemporary hybridization studies.