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

Optimal Foraging00:48

Optimal Foraging

13.2K
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.
13.2K
Habitat Fragmentation02:31

Habitat Fragmentation

20.8K
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.
20.8K
Migration00:53

Migration

8.6K
Migration is long-range, seasonal movement from one region or habitat to another. This common strategy, carried out by many different organisms around the world, is an adaptive response that typically corresponds to changes in an organism’s environment, like resource availability or climate. Migrations can involve huge groups of thousands of animals as well as single individuals traveling alone and can range from thousands of kilometers to just a few hundred meters.
8.6K

You might also read

Related Articles

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

Sort by
Same author

Deep learning-based classification of interphalangeal finger joints in erosive hand osteoarthritis.

Osteoarthritis and cartilage open·2026
Same author

The interplay between ecological networks drives host-plasmid community dynamics.

PLoS computational biology·2026
Same author

Use of computer vision to automatically identify behvaiours of healthy and disease-challenged male broiler chickens.

Avian pathology : journal of the W.V.P.A·2026
Same author

Behavioral patterns in broiler chickens monitored with a multi-view tracking system.

Poultry science·2026
Same author

Fish adapt and dynamically avoid an approaching robotic fish across repeated exposures.

Scientific reports·2026
Same author

Lack of group-to-individual generalizability in pseudocontingencies.

Scientific reports·2026

Related Experiment Video

Updated: Dec 21, 2025

A Behavioral Assay for Investigating the Role of Spatial Memory During Instinctive Defense in Mice
05:49

A Behavioral Assay for Investigating the Role of Spatial Memory During Instinctive Defense in Mice

Published on: July 21, 2018

10.0K

Hybrid foraging in patchy environments using spatial memory.

Johannes Nauta1, Yara Khaluf1, Pieter Simoens1

  • 1Department of Information Technology-IDLab, Ghent University-imec, Technologiepark Zwijnaarde 126, 9052 Ghent, Belgium.

Journal of the Royal Society, Interface
|May 21, 2020
PubMed
Summary
This summary is machine-generated.

Foragers can improve search efficiency in sparse environments by using spatial memory to guide movement, but this may reduce target diversity. This memory-based strategy shifts movement from Lévy walks to Brownian motion.

Keywords:
Levy walkheterogeneous environmentsoptimal foragingrandom searchspatial memory

More Related Videos

Using Pharmacological Manipulation and High-precision Radio Telemetry to Study the Spatial Cognition in Free-ranging Animals
08:28

Using Pharmacological Manipulation and High-precision Radio Telemetry to Study the Spatial Cognition in Free-ranging Animals

Published on: November 6, 2016

7.0K
Author Spotlight: Investigating the Effects of Mind-Body-Movement Practices on Brain Function
06:17

Author Spotlight: Investigating the Effects of Mind-Body-Movement Practices on Brain Function

Published on: January 26, 2024

2.5K

Related Experiment Videos

Last Updated: Dec 21, 2025

A Behavioral Assay for Investigating the Role of Spatial Memory During Instinctive Defense in Mice
05:49

A Behavioral Assay for Investigating the Role of Spatial Memory During Instinctive Defense in Mice

Published on: July 21, 2018

10.0K
Using Pharmacological Manipulation and High-precision Radio Telemetry to Study the Spatial Cognition in Free-ranging Animals
08:28

Using Pharmacological Manipulation and High-precision Radio Telemetry to Study the Spatial Cognition in Free-ranging Animals

Published on: November 6, 2016

7.0K
Author Spotlight: Investigating the Effects of Mind-Body-Movement Practices on Brain Function
06:17

Author Spotlight: Investigating the Effects of Mind-Body-Movement Practices on Brain Function

Published on: January 26, 2024

2.5K

Area of Science:

  • Ecology
  • Behavioral Ecology
  • Theoretical Biology

Background:

  • Efficient foraging is crucial for survival, especially when targets are scarce.
  • Lévy walks are known to optimize search strategies in various conditions.
  • Spatial memory can enhance search efficiency by informing movement towards known target locations.

Purpose of the Study:

  • To investigate the benefits and drawbacks of incorporating spatial memory into foraging strategies.
  • To propose a novel foraging strategy that integrates random search with memory-informed movement.
  • To analyze how memory affects search efficiency, target diversity, and movement patterns.

Main Methods:

  • Developed a foraging model using an ensemble of Gaussian mixture models to represent learned spatial distributions.
  • Proposed a hybrid foraging strategy combining random search with memory-guided movement.
  • Analyzed the impact of memory strength on search efficiency, target revisitation, and diversity.

Main Results:

  • Spatial memory improves search efficiency by guiding movement towards target areas, leading to revisitation of non-destructive targets.
  • Memory-based foraging negatively impacts target and patch diversity, indicating it may not optimize multi-objective searches.
  • Memory effects alter movement patterns, shifting from Lévy walks to Brownian motion by truncating long displacements.

Conclusions:

  • The utility of spatial memory in foraging is context-dependent, optimizing single-objective searches but potentially hindering multi-objective ones.
  • Memory-based foraging strategies modify inherent search characteristics, favoring localized exploration over wide-ranging random movements.
  • This study provides a framework for understanding memory's role in optimizing foraging in sparse environments.