Environmental Enrichment
Environmental Enrichment - Related Videos
01:34
Environmental Enrichment for Rodents
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2026
All animal procedures described here must be conducted in accordance with institutional animal ethics guidelines and approved by IACUC. All procedures must follow the principles of the 3Rs—Replacement, Reduction, and Refinement—and must be performed by trained personnel. Environmental enrichment involves objects and practices that encourage natural behaviors, improve psychological well-being, and promote better welfare in laboratory rodents. Environmental enrichment should be tailored to the...
01:27
Environmental Enrichment in Rabbits and Pigs
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2026
All animal procedures described here must be conducted in accordance with institutional animal ethics guidelines and approved by IACUC. All procedures must follow the principles of the 3Rs—Replacement, Reduction, and Refinement—and must be performed by trained personnel. Importance of Environmental Enrichment Environmental enrichment is a fundamental component of laboratory animal care and welfare. It provides animals with opportunities to express species-specific behaviors, reduces stress, and...
03:25
Amoeba-Based Enrichment of Giant Viruses from an Environmental Water Sample
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2026
Source: Bou Khalil, J. Y.,et al. A Rapid Strategy for the Isolation of New Faustoviruses from Environmental Samples Using Vermamoeba vermiformis. J. Vis. Exp. (2016)This video demonstrates the enrichment of giant viruses from an environmental water sample using amoeba-based co-culture to enable downstream detection and analysis.
06:50
The Use of the Puzzle Box as a Means of Assessing the Efficacy of Environmental Enrichment
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Cited by 33 •
2014
Environmental enrichment provides a potential protective effect against neurodegenerative disorders. Currently, however, there is no easy way of determining the efficacy of enrichment procedures. This protocol describes a simple “Puzzle Box” method for assessing an animal’s cognitive function, in order to reveal the effectiveness of environmental enrichment.
03:46
Stool Microbial DNA Isolation: Studying the Effect of Environmental Enrichment on Microbiome Diversity in Murine Tumor Model
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2023
This video describes DNA isolation protocol from stool samples of colon tumor-bearing mice. The extracted DNA is amplified using PCR, and the product is further cleaned using a magnetic beads-based approach. This method can be used to determine the effect of environmental enrichment on colon microbiota and animal mortality.
FAQs
Sensory, motor, cognitive, and social stimulation engages neural circuits associated with learning, motivation, and adaptation. Continued exposure allows researchers to examine experience-dependent plasticity, meaning changes in brain function and behavior that arise from environmental experience. Comparing these responses across housing conditions helps reveal how surroundings shape neural processes rather than treating behavior as independent of context.
The comparison provides a reference for identifying changes associated with added stimulation. Researchers can examine whether animals in enriched conditions show different behavior or brain function than animals maintained in standard housing. This contrast helps connect environmental experience with measurable neural and behavioral outcomes while providing a framework for interpreting adaptation, resilience, or disease-related differences.
Different forms of stimulation can engage partly different aspects of experience. Novel objects provide sensory and cognitive input, physical activity adds motor engagement, and social interaction contributes a relational component. Because enrichment can combine these elements, researchers can consider whether observed changes relate to learning, motivation, adaptation, or broader experience-dependent plasticity across the nervous system.
A study typically establishes an enriched housing condition by adding novel objects, opportunities for physical activity, social interaction, or a combination of these features. Animals are then compared with those in standard laboratory housing, and researchers assess relevant behavior and brain function. The resulting contrast supports investigation of how environmental conditions influence neural and behavioral outcomes.
Environmental Enrichment can reveal changes in both behavior and brain function, allowing researchers to relate observable performance to experience-dependent neural adaptation. These outcomes are useful for studying learning, motivation, and responses to environmental conditions. In neuroscience, examining both levels provides a broader picture than relying on behavioral measurements or brain measurements alone.
This approach is relevant when investigators study development, stress, aging, or neurological disorders, because each area can involve different responses to environmental experience. Enriched conditions help researchers examine resilience, recovery, and disease-related outcomes alongside neural and behavioral changes. The method therefore provides context for understanding how surroundings may influence vulnerability or adaptation across these research settings.