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

You might also read

Related Articles

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

Sort by
Same author

Herbivore-induced plant volatiles, not natural enemies, mediate a positive indirect interaction between insect herbivores.

Oecologia·2022
Same author

Multiple phenotypes conferred by a single insect symbiont are independent.

Proceedings. Biological sciences·2020
Same author

Learning, Host Fidelity, and the Stability of Host-Parasitoid Communities.

The American naturalist·2018
Same author

Does Host Self-Regulation Increase the Likelihood of Insect-Pathogen Population Cycles?

The American naturalist·2018
Same author

Geographic Patterns in the Evolution of Resistance and Virulence in Drosophila and Its Parasitoids.

The American naturalist·2018
Same author

FACULTATIVE ADJUSTMENT OF THE SEX RATIO IN AN INSECT (PLANOCOCCUS CITRI, PSEUDOCOCCIDAE) WITH PATERNAL GENOME LOSS.

Evolution; international journal of organic evolution·2017
Same journal

Superorganismal Anisogamy: A Comparative Test of an Extended Theory.

Evolution; international journal of organic evolution·2026
Same journal

The role of microbial resource mutualists in plant adaptation to abiotic environments.

Evolution; international journal of organic evolution·2026
Same journal

Museum genomics links MC1R alleles to adaptive winter coat color polymorphism in the long-tailed weasel.

Evolution; international journal of organic evolution·2026
Same journal

Repeated evolution of iridescence and hindwing tails is associated with morphometric flight proxies in skipper butterflies.

Evolution; international journal of organic evolution·2026
Same journal

Temperature-dependent competition predicts contrasting outcomes of adjacent secondary contact zones in darters (Percidae:Etheostoma).

Evolution; international journal of organic evolution·2026
Same journal

Sex allocation of hermaphrodites in metapopulations with frequent population extinction and recolonization.

Evolution; international journal of organic evolution·2026
See all related articles

Related Experiment Video

Updated: Mar 1, 2026

The CApillary FEeder Assay Measures Food Intake in Drosophila melanogaster
07:42

The CApillary FEeder Assay Measures Food Intake in Drosophila melanogaster

Published on: March 17, 2017

20.0K

ASSOCIATION BETWEEN FEEDING RATE AND PARASITOID RESISTANCE IN DROSOPHILA MELANOGASTER.

M D E Fellowes1, A R Kraaijeveld1, H C J Godfray2

  • 1NERC Centre for Population Biology, Imperial College at Silwood Park, Ascot, Berkshire, SL5 7PY, United Kingdom.

Evolution; International Journal of Organic Evolution
|June 1, 2017
PubMed
Summary
This summary is machine-generated.

Fruit fly immune defense against wasps comes at a cost to larval feeding and competition, especially under scarce resources. This trade-off suggests shared physiological mechanisms link insect competition and natural enemy resistance.

Keywords:
Asobara tabidaDrosophila melanogasterLeptopilina boulardicompetitionfeeding rateparasitoidresistancetrade-offs

More Related Videos

Methods for Rearing the Parasitoid Ganaspis brasiliensis, a Promising Biological Control Agent for the Invasive Drosophila suzukii
07:56

Methods for Rearing the Parasitoid Ganaspis brasiliensis, a Promising Biological Control Agent for the Invasive Drosophila suzukii

Published on: June 2, 2022

4.9K
Oral Bacterial Infection and Shedding in Drosophila melanogaster
09:32

Oral Bacterial Infection and Shedding in Drosophila melanogaster

Published on: May 31, 2018

12.6K

Related Experiment Videos

Last Updated: Mar 1, 2026

The CApillary FEeder Assay Measures Food Intake in Drosophila melanogaster
07:42

The CApillary FEeder Assay Measures Food Intake in Drosophila melanogaster

Published on: March 17, 2017

20.0K
Methods for Rearing the Parasitoid Ganaspis brasiliensis, a Promising Biological Control Agent for the Invasive Drosophila suzukii
07:56

Methods for Rearing the Parasitoid Ganaspis brasiliensis, a Promising Biological Control Agent for the Invasive Drosophila suzukii

Published on: June 2, 2022

4.9K
Oral Bacterial Infection and Shedding in Drosophila melanogaster
09:32

Oral Bacterial Infection and Shedding in Drosophila melanogaster

Published on: May 31, 2018

12.6K

Area of Science:

  • Evolutionary biology
  • Insect immunology
  • Behavioral ecology

Background:

  • Organisms face trade-offs between defense against natural enemies and resource competition.
  • Drosophila melanogaster lines were selected for resistance to Asobara tabida and Leptopilina boulardi parasitoid wasps.
  • Previous studies indicated reduced survival under high competition in resistant fly lines.

Purpose of the Study:

  • To investigate the physiological basis of the trade-off between immune resistance and competitive ability in Drosophila melanogaster.
  • To determine if reduced feeding rates underlie the observed trade-off.

Main Methods:

  • Selection of Drosophila melanogaster lines for increased resistance to two parasitoid wasp species.
  • Measurement of larval feeding rates via cephalopharyngeal skeleton retractions.
  • Comparison of feeding rates between resistant and control fly lines under varying resource conditions.

Main Results:

  • Lower competitive ability in selected lines correlated with reduced larval feeding rates.
  • This feeding reduction was observed in lines resistant to both Asobara tabida and Leptopilina boulardi.
  • The results suggest a physiological link between feeding, competition, and immune defense.

Conclusions:

  • Reduced larval feeding is a key factor mediating the trade-off between immune resistance and competitive ability in Drosophila.
  • Shared physiological pathways likely underlie adaptations for competition and defense against natural enemies.
  • Understanding these trade-offs is crucial for predicting insect population dynamics and evolutionary responses.