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Related Concept Videos

Competition02:34

Competition

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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.
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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.
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Ecological Disturbance02:26

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An ecological disturbance is a temporary disruption in the environment resulting from abiotic, biotic, or anthropogenic factors, causing a pronounced change in an ecosystem. The impact of an ecological disturbance, which can depend on its intensity, frequency, and spatial distribution, plays a significant role in shaping the species diversity within the ecosystem.
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Habitat Fragmentation

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Habitat fragmentation describes the division of a more extensive, continuous habitat into smaller, discontinuous areas. Human activities such as land conversion, as well as slower geological processes leading to changes in the physical environment, are the two leading causes of habitat fragmentation. The fragmentation process typically follows the same steps: perforation, dissection, fragmentation, shrinkage, and attrition.
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Ecological Niches02:02

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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.
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Optimal Foraging00:48

Optimal Foraging

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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.
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Related Experiment Video

Updated: Dec 21, 2025

Linking Predation Risk, Herbivore Physiological Stress and Microbial Decomposition of Plant Litter
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An ecological framework for contextualizing carnivore-livestock conflict.

Christine E Wilkinson1, Alex McInturff1, Jennifer R B Miller1,2

  • 1Department of Environmental Science, Policy, and Management, University of California, 139 Mulford Hall, Berkeley, CA, 94720, U.S.A.

Conservation Biology : the Journal of the Society for Conservation Biology
|May 15, 2020
PubMed
Summary

Understanding ecological mechanisms is key to managing carnivore-livestock conflict. Applying ecological theory to predator-prey interactions improves conservation strategies and reduces human-wildlife conflict.

Keywords:
carnivorecarnívoroconflict managementconflicto humano - faunaecological theoryganadohuman-wildlife conflictlivestockmanejo de conflictosteoría ecológica人兽冲突冲突管理家畜生态学理论食肉动物

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Area of Science:

  • Ecology
  • Conservation Biology
  • Wildlife Management

Background:

  • Carnivore predation on livestock presents a complex challenge at the intersection of human activities and ecological processes.
  • Human-wildlife interactions are embedded within socioecological systems, where environmental and human factors are interconnected.
  • Identifying ecological mechanisms driving predation events is crucial for understanding and mitigating human-wildlife conflict.

Purpose of the Study:

  • To develop a framework for describing the ecological drivers of livestock predation by carnivores.
  • To explore how foundational ecological theories apply to interactions between wild predators and domestic prey.
  • To analyze the ecological factors influencing the success and failure of management interventions for carnivore-livestock conflict.

Main Methods:

  • Developed a framework based on ecological theory and current research on predator-domestic prey interactions.
  • Examined ecological mechanisms such as density-mediated effects, behaviorally mediated effects, and optimal foraging theory.
  • Analyzed three case studies involving snow leopards, wolves, and cougars to assess management intervention effectiveness.

Main Results:

  • The study framework effectively grounded research and management of carnivore-livestock conflict.
  • Ecological mechanisms significantly influence the outcomes of management interventions.
  • Case studies revealed context-dependent successes and failures of interventions, highlighting the importance of ecological understanding.

Conclusions:

  • Mitigating human-wildlife conflict necessitates a deep understanding of fundamental ecological theories applied to domestic predator-prey systems.
  • An ecological framework is essential for effective research and management of carnivore-livestock conflict.
  • Tailoring management strategies to specific ecological contexts is critical for successful conflict resolution.