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

Predator-Prey Interactions02:39

Predator-Prey Interactions

20.2K
Predators consume prey for energy. Predators that acquire prey and prey that avoid predation both increase their chances of survival and reproduction (i.e., fitness). Routine predator-prey interactions elicit mutual adaptations that improve predator offenses, such as claws, teeth, and speed, as well as prey defenses, including crypsis, aposematism, and mimicry. Thus, predator-prey interactions resemble an evolutionary arms race.
20.2K

You might also read

Related Articles

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

Sort by
Same author

A celebration of Fred Brauer's legacy in mathematical biology.

Journal of mathematical biology·2023
Same author

Impact of tetravalent dengue vaccination with screening, ADE, and altered infectivity on single-serotype dengue and Zika transmission.

Journal of mathematical biology·2023
Same author

Competition between obligate and facultative scavengers and infection: vulture-jackal-anthrax dynamics in Etosha National Park.

Journal of theoretical biology·2021
Same author

Can scavengers save zebras from anthrax? A modeling study.

Infectious Disease Modelling·2020
Same author

Cost analysis of vaccination in tick-mouse transmission of Lyme disease.

Journal of theoretical biology·2020
Same author

Coinfection, Altered Vector Infectivity, and Antibody-Dependent Enhancement: The Dengue-Zika Interplay.

Bulletin of mathematical biology·2020

Related Experiment Video

Updated: Nov 25, 2025

A Trap-Vaccinate-Release Protocol for Immunization of Skunks and Additional Rabies Vectors Against Rabies
04:10

A Trap-Vaccinate-Release Protocol for Immunization of Skunks and Additional Rabies Vectors Against Rabies

Published on: November 29, 2024

1.1K

Modeling anthrax-rabies interactions in zebra-jackal cycles.

Crystal Mackey1, Christopher Kribs1

  • 1Department of Mathematics, The University of Texas at Arlington, Box 19408, Arlington, TX 76019 USA.

Journal of Theoretical Biology
|December 17, 2020
PubMed
Summary

Anthrax outbreaks in zebras can aid rabies spread in jackals, but excessive anthrax harms jackal populations. This study explores disease dynamics in Etosha National Park.

Keywords:
BifurcationConspecific encounter rateDisease ecologyLimit cycle

More Related Videos

Author Spotlight: A Cost-Effective Genomic Workflow for Advancing Rabies Control in Resource-Limited Settings
10:26

Author Spotlight: A Cost-Effective Genomic Workflow for Advancing Rabies Control in Resource-Limited Settings

Published on: August 18, 2023

6.4K
Analysis of Iophenoxic Acid Analogues in Small Indian Mongoose Herpestes Auropunctatus Sera for Use as an Oral Rabies Vaccination Biological Marker
11:28

Analysis of Iophenoxic Acid Analogues in Small Indian Mongoose Herpestes Auropunctatus Sera for Use as an Oral Rabies Vaccination Biological Marker

Published on: May 31, 2019

6.1K

Related Experiment Videos

Last Updated: Nov 25, 2025

A Trap-Vaccinate-Release Protocol for Immunization of Skunks and Additional Rabies Vectors Against Rabies
04:10

A Trap-Vaccinate-Release Protocol for Immunization of Skunks and Additional Rabies Vectors Against Rabies

Published on: November 29, 2024

1.1K
Author Spotlight: A Cost-Effective Genomic Workflow for Advancing Rabies Control in Resource-Limited Settings
10:26

Author Spotlight: A Cost-Effective Genomic Workflow for Advancing Rabies Control in Resource-Limited Settings

Published on: August 18, 2023

6.4K
Analysis of Iophenoxic Acid Analogues in Small Indian Mongoose Herpestes Auropunctatus Sera for Use as an Oral Rabies Vaccination Biological Marker
11:28

Analysis of Iophenoxic Acid Analogues in Small Indian Mongoose Herpestes Auropunctatus Sera for Use as an Oral Rabies Vaccination Biological Marker

Published on: May 31, 2019

6.1K

Area of Science:

  • Ecology
  • Epidemiology
  • Wildlife Disease Dynamics

Background:

  • Annual anthrax outbreaks (Bacillus anthracis) in Etosha National Park (ENP) zebras create numerous carcasses.
  • These carcasses serve as feeding sites for jackals, increasing conspecific interaction and potential disease transmission.
  • Carcass sites may facilitate the spread of rabies within the jackal population, linked to anthrax events.

Purpose of the Study:

  • To investigate the interrelationship between anthrax and rabies transmission dynamics in jackals.
  • To determine how anthrax outbreaks influence the propagation of rabies in wildlife populations.
  • To model the synergistic or antagonistic effects of co-occurring diseases in a scavenger community.

Main Methods:

  • Utilized standard qualitative analysis techniques to examine disease transmission.
  • Employed reproduction numbers as threshold quantities to distinguish between stable equilibria.
  • Developed a mathematical model to simulate disease spread and interaction.

Main Results:

  • Rabies transmission is facilitated by the presence of anthrax.
  • Low levels of anthrax aid rabies invasion into the jackal population.
  • High levels of anthrax negatively impact rabies spread by reducing the jackal population through resource depletion.

Conclusions:

  • Anthrax and rabies exhibit a complex, density-dependent relationship in jackals.
  • Disease interactions can have contrasting effects on pathogen spread depending on outbreak severity.
  • Understanding these dynamics is crucial for wildlife health management in ENP.