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

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.Although predation is commonly associated with carnivory, for...
Optimal Foraging00:48

Optimal Foraging

How animals obtain and eat their food is called foraging behavior. Foraging can include searching for plants and hunting for prey and depends on the species and environment.
Microbial Interactions: Predation01:28

Microbial Interactions: Predation

Microbial predation refers to the process by which one microorganism kills and consumes another to obtain nutrients and energy. It encompasses both bacterial and protozoan predators. This interaction plays a crucial role in shaping microbial communities and regulating nutrient cycling.Bacterial Predators: Epibiotic vs. EndobioticBacterial predators are classified based on their mode of attack as either epibiotic or endobiotic. Epibiotic predators, such as Vampirococcus, attach to the surface of...
Competition02:34

Competition

When organisms require the same limited resources within an environment, they may have to compete for them. Competition is a net-negative interaction. Even if two competing individuals or populations do not interact directly, the overall fitness of both competitors is lowered as a result of not having full access to the limited resource.Intraspecific competition, which occurs between individuals of the same species, serves as a natural mechanism for regulating population size. Too much...
Symbiosis00:58

Symbiosis

Symbiotic relationships are long-term, close interactions between individuals of different species that affect the distribution and abundance of those species. When a relationship is beneficial to both species, this is called mutualism. When the relationship is beneficial to one species but neither beneficial nor harmful to the other species, this is called commensalism. When one organism is harmed to benefit another, the relationship is known as parasitism. These types of relationships often...
Epiphytes, Parasites, and Carnivores02:40

Epiphytes, Parasites, and Carnivores

Plants often form mutualistic relationships with soil-dwelling fungi or bacteria to enhance their roots’ nutrient uptake ability. Root-colonizing fungi (e.g., mycorrhizae) increase a plant’s root surface area, which promotes nutrient absorption. While root-colonizing, nitrogen-fixing bacteria (e.g., rhizobia) convert atmospheric nitrogen (N2) into ammonia (NH3), making nitrogen available to plants for various biological functions. For example, nitrogen is essential for the biosynthesis of the...

You might also read

Related Articles

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

Sort by
Same author

Glacial History and Landscape Features Shape the Hierarchical Population Genetic Structure of Woodland Caribou (<i>Rangifer tarandus caribou</i>) in Western Canada.

Evolutionary applications·2026
Same author

Comparing performance of copro-diagnostics for monitoring intestinal parasitic infections in the golden jackal (Canis aureus).

International journal for parasitology·2026
Same author

Field-ready DNA extraction from scat using magnetic nanoparticles for non-invasive wildlife monitoring.

Scientific reports·2026
Same author

Corrigendum to "Chasing intermediate hosts of Echinococcus multilocularis at the southern edge of its European distribution using red fox stomach content analysis" [Int. J. Parasitol. Parasite. Wildlife 27 (2025) 101095].

International journal for parasitology. Parasites and wildlife·2025
Same author

Jointly representing long-range genetic similarity and spatially heterogeneous isolation-by-distance.

PLoS genetics·2025
Same author

Parasite diversity in grey wolves (<i>Canis lupus</i>) from Tuscany, central Italy: a copromicroscopical investigation.

International journal for parasitology. Parasites and wildlife·2025

Related Experiment Video

Updated: Jun 3, 2026

A Real-Time Interactive System for Studying Confrontational Pursuit Behavior in Rodents
06:25

A Real-Time Interactive System for Studying Confrontational Pursuit Behavior in Rodents

Published on: May 16, 2025

Human activity helps prey win the predator-prey space race.

Tyler B Muhly1, Christina Semeniuk, Alessandro Massolo

  • 1Faculty of Environmental Design, University of Calgary, Calgary, Alberta, Canada. tmuhly@ucalgary.ca

Plos One
|March 15, 2011
PubMed
Summary

Human activity displaces predators, creating safe refuges for prey species. This research shows high human presence on trails benefits prey by reducing predation risk, impacting wildlife spatial dynamics.

More Related Videos

Evaluating Skilled Prehension in Mice Using an Auto-Trainer
05:01

Evaluating Skilled Prehension in Mice Using an Auto-Trainer

Published on: September 12, 2019

Related Experiment Videos

Last Updated: Jun 3, 2026

A Real-Time Interactive System for Studying Confrontational Pursuit Behavior in Rodents
06:25

A Real-Time Interactive System for Studying Confrontational Pursuit Behavior in Rodents

Published on: May 16, 2025

Evaluating Skilled Prehension in Mice Using an Auto-Trainer
05:01

Evaluating Skilled Prehension in Mice Using an Auto-Trainer

Published on: September 12, 2019

Area of Science:

  • Wildlife ecology
  • Behavioral ecology
  • Conservation biology

Background:

  • Predator-prey dynamics are often a spatial "space race" influenced by human activity.
  • Human disturbance can displace predators, indirectly benefiting prey by reducing predation risk.

Purpose of the Study:

  • To test if human activity displaces predators, creating spatial refuges for prey.
  • To understand human influence on the predator-prey "space race".

Main Methods:

  • Used 43 camera traps to measure mammal occurrences on roads/trails in Alberta, Canada.
  • Analyzed species co-occurrence using hierarchical cluster and nonmetric multidimensional scaling (NMS).
  • Employed regression tree analysis to assess human activity, food, and habitat impacts on species counts.

Main Results:

  • Humans co-occurred more with prey than predators; predators had low co-occurrence with prey.
  • Prey species abundance increased threefold on roads with >32 humans/day.
  • Predator abundance decreased on roads with >18 humans/day.

Conclusions:

  • High human activity displaces predators, not prey, establishing spatial refuges.
  • Human presence on trails can disrupt predator-prey interactions through trait-mediated effects.
  • Conservation strategies must consider indirect human effects on wildlife.