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

Association Areas of the Cortex01:21

Association Areas of the Cortex

10.2K
Association areas are regions of the cerebral cortex that do not have a specific sensory or motor function. Instead, they integrate and interpret information from various sources to enable higher cognitive processes such as memory, learning, and decision-making. Some key association areas include the following:
Prefrontal Association Area: This area is located in the frontal lobe and is involved in planning, decision-making, and moderating social behavior. It connects with primary motor areas,...
10.2K
Visual Agnosia01:12

Visual Agnosia

2.0K
Visual agnosia is a condition characterized by the inability to recognize visually presented objects despite having normal vision. For instance, a person with visual agnosia can describe the shape and color of an object but cannot identify or name it. This impairment does not affect their visual field, acuity, color vision, brightness discrimination, language, or memory. An example of this condition in a social setting is someone at a dinner party asking for "that silver thing with a round...
2.0K
Anatomy of the Eyeball01:20

Anatomy of the Eyeball

8.4K
The eye is a spherical, hollow structure composed of three tissue layers. The outer layer — the fibrous tunic, comprises the sclera — a white structure — and the cornea, which is transparent. The sclera encompasses some of the ocular surface, most of which is not visible. However, the 'white of the eye' is distinctively visible in humans compared to other species. The cornea, a clear covering at the front of the eye, enables light penetration. The eye's middle...
8.4K
Optimal Foraging00:48

Optimal Foraging

11.7K
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.
11.7K
Perceptual Constancy01:12

Perceptual Constancy

1.8K
Perceptual constancy is the ability to recognize that objects remain consistent and unchanged even when their appearance varies due to changes in sensory input. There are four main types of perceptual constancy: size constancy, shape constancy, color constancy, and brightness constancy.
Size constancy is the recognition that an object remains the same size, even when its image on the retina changes. For instance, a bus is perceived to be large enough to carry people, even if it looks tiny from...
1.8K
Gestalt Principles of Perception01:21

Gestalt Principles of Perception

1.8K
Gestalt principles provide a framework for understanding how humans perceive objects as unified wholes within their context. These principles are essential in explaining the cognitive processes that make sense of complex visual stimuli by organizing them into coherent groups. One fundamental principle is proximity, which posits that objects located close to each other are perceived as a collective group. For instance, when dots are positioned near one another, the visual system interprets them...
1.8K

You might also read

Related Articles

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

Sort by
Same author

Assessing Interstimulus Interval and Waveform Effects on Vibrotactile Pattern Recognition on the Forearm for Transfemoral Prosthetic Sensory Feedback.

Sensors (Basel, Switzerland)·2026
Same author

Assessing Spatial and Spatiotemporal Tactile Working Memory Using Adaptive Staircase Procedures.

Sensors (Basel, Switzerland)·2026
Same author

Generative modelling of continuous feature foraging reveals probabilistic representations of target distributions.

Attention, perception & psychophysics·2026
Same author

The bookend effect.

i-Perception·2026
Same author

Perceptual Design and Evaluation of a Forearm-Based Vibrotactile Interface for Transfemoral Prosthetic Feedback.

Biomimetics (Basel, Switzerland)·2026
Same author

Saccade endpoints reflect attentional templates in visual search: Evidence from feature distribution learning.

Journal of vision·2026
Same journal

Analysis of strength degradation of coal and rock masses and stability of mined areas under long term immersion environment.

PloS one·2026
Same journal

Biogenic Silver-Selenium nanocomposite with anticancer activity and potent efficacy against vancomycin-resistant Staphylococcus aureus.

PloS one·2026
Same journal

Preparation and physicochemical characterization of a biodegradable chitosan/carboxymethyl cellulose hydrogel synthesized in NaOH/urea medium.

PloS one·2026
Same journal

Action-guilt, survivor-guilt, and depression in combat-related PTSD.

PloS one·2026
Same journal

Explainable machine learning for predicting activities of daily living at discharge in stroke patients: A retrospective study using SHAP interpretability.

PloS one·2026
Same journal

Deep learning based two-way feature depiction model for brain tumor detection.

PloS one·2026
See all related articles

Related Experiment Video

Updated: Apr 27, 2026

Using Rapid Serial Visual Presentation to Measure Set-Specific Capture, a Consequence of Distraction While Multitasking
05:58

Using Rapid Serial Visual Presentation to Measure Set-Specific Capture, a Consequence of Distraction While Multitasking

Published on: August 29, 2018

8.2K

Common attentional constraints in visual foraging.

Árni Kristjánsson1, Ómar I Jóhannesson1, Ian M Thornton2

  • 1Faculty of Psychology, School of Health Sciences, University of Iceland, Reykjavik, Iceland.

Plos One
|June 26, 2014
PubMed
Summary
This summary is machine-generated.

Human visual search, like animal foraging, is constrained by attention. When targets are easy to spot, people switch between them, but when targets require focus, they search one type completely before switching, similar to animal behavior.

More Related Videos

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments
13:00

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments

Published on: January 23, 2017

9.2K
Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss
07:12

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss

Published on: April 11, 2025

1.0K

Related Experiment Videos

Last Updated: Apr 27, 2026

Using Rapid Serial Visual Presentation to Measure Set-Specific Capture, a Consequence of Distraction While Multitasking
05:58

Using Rapid Serial Visual Presentation to Measure Set-Specific Capture, a Consequence of Distraction While Multitasking

Published on: August 29, 2018

8.2K
Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments
13:00

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments

Published on: January 23, 2017

9.2K
Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss
07:12

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss

Published on: April 11, 2025

1.0K

Area of Science:

  • Cognitive Psychology
  • Behavioral Ecology
  • Neuroscience

Background:

  • Animal predators exhibit non-random foraging patterns, often forming
  • runs
  • of specific prey types.
  • Prey conspicuousness influences predator search strategies: conspicuous prey lead to switching between types, while cryptic prey result in focused searches on one type.
  • This focused search on cryptic prey is considered evidence of attentional constraints in animal foraging.

Purpose of the Study:

  • To investigate whether human visual search behavior is similarly constrained by attention, mirroring patterns observed in animal foraging.
  • To compare attentional constraints in human and animal foraging strategies.

Main Methods:

  • A novel iPad-based visual search task was developed.
  • Participants searched for 40 targets from two distinct categories within a dense distractor field.
  • Search patterns were analyzed based on target conspicuousness and category switching.

Main Results:

  • When targets were conspicuous (popped-out), participants engaged in multi-category runs with frequent switching.
  • When targets required focused attention for identification, participants predominantly searched one entire category before switching to the other.
  • This pattern mirrors the attentional constraints observed in animal foraging behavior.

Conclusions:

  • Human visual search behavior, particularly under conditions requiring focused attention, is significantly constrained by attention.
  • The findings demonstrate a compelling commonality between human and animal foraging strategies, despite humans' advanced cognitive abilities.
  • Attention appears to be a fundamental constraint on search behavior across a wide range of species.