Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Pollination and Flower Structure

Pollination and Flower Structure

Flowers are the reproductive, seed-producing structures of angiosperms. Typically, flowers consist of sepals, petals, stamens, and carpels. Sepals and petals are the vegetative flower organs. Stamens and carpels are the reproductive organs.

Nondisjunction

Nondisjunction

Nondisjunction is the failure of homologous chromosomes or sister chromatids to separate correctly and move to the opposite poles of the cells. This produces daughter cells with abnormal chromosome numbers. Nondisjunction is common during anaphase I or anaphase II of meiosis. Mutations in synaptonemal complex proteins that attach homologous chromosomes increase the chances of nondisjunction in anaphase I of meiosis I. In contrast, mutations in topoisomerases and condensins that hold sister...

The Ratio of X Chromosome to Autosomes

The Ratio of X Chromosome to Autosomes

In most organisms, sex is determined by the ratio of X and Y chromosomes. However, in some organisms, such as Drosophila and C.elegans, sex is determined by the ratio of the number of X chromosomes to the number of sets of autosomes. The Y chromosome in Drosophila is active but does not determine sex. It contains genes responsible for the production of sperms in adult flies.
Normal male Drosophila has a ratio of one X chromosome to two sets of autosomes. In contrast, normal female Drosophila...

Trihybrid Crosses

Trihybrid Crosses

Trihybrid Crosses
Some of Mendel’s crosses examined three pairs of contrasting characteristics. Such a cross is called a trihybrid cross. A trihybrid cross is a combination of three individual monohybrid crosses. For example, plant height (tall vs. short), seed shape (round vs. wrinkled), and seed color (yellow vs. green).
The F1 generation plants of a trihybrid cross are heterozygous for all three traits and produce eight gametes. Upon self-fertilization, these gametes have an equal chance to...

Energy Budgets

Energy Budgets

Organisms must balance energy intake with the energy required for growth, maintenance and reproduction. These trade-offs result in a variety of survivorship and reproductive strategies, including semelparity and iteroparity. Semelparous species, like annual plants, have only one reproductive episode in their lifetimes and consequently have short lifespans. Iteroparous species, by contrast, have many reproductive events during their lifetimes but have relatively few offspring. These two...

Inclusive Fitness

Inclusive Fitness

Most altruistic behavior—in which one animal helps another at a cost to themselves—occurs between relatives. Scientists think these altruistic behaviors evolved because they increase the inclusive fitness of the animal providing help.

You might also read

Related Articles

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

Sort by

Same author

First Report of Fusarium Wilt of Flue-Cured Tobacco Caused by Fusarium oxysporum f. sp. batatas in Spain.

Plant disease·2019

Same author

DNA barcoding of large oak-living cerambycids: diagnostic tool, phylogenetic insights and natural hybridization between <i>Cerambyx cerdo</i> and <i>Cerambyx welensii</i> (Coleoptera: Cerambycidae).

Bulletin of entomological research·2018

Same author

Reproductive biology of the great capricorn beetle, Cerambyx cerdo (Coleoptera: Cerambycidae): a protected but occasionally harmful species.

Bulletin of entomological research·2017

Same author

Reproductive traits and number of matings in males and females of Cerambyx welensii (Coleoptera: Cerambycidae) an emergent pest of oaks.

Bulletin of entomological research·2015

Same author

Delayed mating reduces reproductive output of female European grapevine moth, Lobesia botrana (Lepidoptera: Tortricidae).

Bulletin of entomological research·2002

Same author

Polyandry in Lepidoptera: a heritable trait in Spodoptera exigua Hübner.

Heredity·2001

Search research articles

Related Experiment Video

Updated: May 16, 2026

Induction and Evaluation of Inbreeding Crosses Using the Ant, Vollenhovia Emeryi

Induction and Evaluation of Inbreeding Crosses Using the Ant, Vollenhovia Emeryi

Published on: October 5, 2018

Polyandry-fecundity relationship in insects: methodological and conceptual problems.

L M Torres-Vila¹

¹Servicio de Sanidad Vegetal, Consejería de Agricultura DRMAyE, Mérida, Badajoz, Spain. uismiguel.torres@juntaextremadura.net

Journal of Evolutionary Biology

|December 1, 2012

Summary

Female mating behavior, or polyandry, remains puzzling. This study reveals that research methods and definitions significantly bias findings on polyandry and female fecundity in the moth Lobesia botrana.

More Related Videos

A Rapid Method to Confine and Safely Handle Bees in the Field

A Rapid Method to Confine and Safely Handle Bees in the Field

Published on: August 23, 2024

Determining the Egg Fertilization Rate of Bemisia tabaci Using a Cytogenetic Technique

Determining the Egg Fertilization Rate of Bemisia tabaci Using a Cytogenetic Technique

Published on: April 1, 2019

Related Experiment Videos

Last Updated: May 16, 2026

Induction and Evaluation of Inbreeding Crosses Using the Ant, Vollenhovia Emeryi

Induction and Evaluation of Inbreeding Crosses Using the Ant, Vollenhovia Emeryi

Published on: October 5, 2018

A Rapid Method to Confine and Safely Handle Bees in the Field

A Rapid Method to Confine and Safely Handle Bees in the Field

Published on: August 23, 2024

Determining the Egg Fertilization Rate of Bemisia tabaci Using a Cytogenetic Technique

Determining the Egg Fertilization Rate of Bemisia tabaci Using a Cytogenetic Technique

Published on: April 1, 2019

Area of Science:

Evolutionary Biology
Behavioral Ecology
Animal Reproduction

Background:

Polyandry, females mating with multiple males, presents evolutionary puzzles due to poorly understood fitness benefits.
Existing research on the polyandry-fecundity link is often contradictory, potentially due to methodological and conceptual variations.

Purpose of the Study:

To experimentally investigate how methodological approach (experimental vs. descriptive) and polyandry concept (realized vs. potential) influence conclusions on the polyandry-fecundity relationship.
To clarify the impact of these factors on interpreting mating system studies using the moth Lobesia botrana.

Main Methods:

Employed an innovative protocol simultaneously applying experimental and descriptive methods to the same target population.
Interpreted results from both realized and potential polyandry perspectives.

Main Results:

Study conclusions regarding the polyandry-fecundity relationship were significantly dependent on the methodological approach used.
The definition of polyandry (realized vs. potential) acted as a confounding factor, biasing data interpretation.

Conclusions:

Methodological approach and the specific concept of polyandry used critically affect research outcomes.
Future studies should differentiate between potentially polyandrous and monandrous phenotypes to better understand female mating polymorphism and the adaptive significance of polyandry.