Environmental Enrichment

Some thoughts on psychological enrichment

Facilities must exercise caution when installing such climbing devices as vertically hanging or horizontally suspended ropes and chains - these must not crisscross or be too slack, because an animal can strangle its neck, limbs, or other body parts. .....

Year Published: 1992Topics: Environmental EnrichmentAnimal Type: Nonhuman Primate

Citation: Mahoney, C. J. 1992. Some thoughts on psychological enrichment. Lab Animal 21(5), 27,29,32-37.

Large colonies vs. small colonies

An enrichment program for single-housed macaques and squirrel monkeys is outlined. It is important to recognize that visual contact between incompatible conspecifics can lead to problems such as anorexia and stereotypic behavior. Therefore our caregivers and veterinary staff pay close...

Year Published: 1992Topics: Environmental Enrichment, Social Housing & CompanionshipAnimal Type: Macaque, Nonhuman Primate, Squirrel Monkey

Citation: Lipman, N. S. 1992. Large colonies vs. small colonies. In: Implementation Strategies for Research Animal Well-Being: Institutional Compliance With Regulations. Krulisch, L. (ed), 145-150. Scientist Center for Animal Welfare and WARDS, Bethesda, MD.

Space utilization by captive rhesus macaques

The area covered by the floor was 3 times larger than that covered by elevated structures; nonetheless the animals were located significantly more often (89.8% of 108 scan samples) on elevated structures than on the floor (8.6% of 108 scan...

Year Published: 1992Topics: Environmental Enrichment, HousingAnimal Type: Macaque, Nonhuman Primate

Citation: Reinhardt, V. 1992. Space utilization by captive rhesus macaques. Animal Technology 43, 11-17.

Environmental enhancement plan for previously single-caged adult rhesus macaques (Macaca mulatta)

To promote the well-being of previously single-caged adult (older than 5 years) rhesus macaques (Macaca mulatta) and the quality of research done with them, the following environmental enhancement plan has been developed and implemented at the Wisconsin Regional Primate Research...

Year Published: 1992Topics: Environmental Enrichment, Human-Animal Interaction, Social Housing & CompanionshipAnimal Type: Macaque, Nonhuman Primate

Citation: Reinhardt, V. 1992. Environmental enhancement plan for previously single-caged adult rhesus macaques (Macaca mulatta). Animal Technology 43, 115-119.

Comparing two manipulable objects as enrichment for captive chimpanzees

This study compared the effectiveness of kraft wrapping paper and rubber to as enrichment for 22 chimpanzees group-housed in conventional indoor/outdoor runs. Objects were tested separately during 67 hours of data collection using a group scan sampling technique. Paper was...

Year Published: 1992Topics: Environmental EnrichmentAnimal Type: Chimpanzee, Nonhuman Primate

Citation: Pruetz, J. D., Bloomsmith, M. A. 1992. Comparing two manipulable objects as enrichment for captive chimpanzees. Animal Welfare 1(2), 127-137.

Bedding for enrichment

When forage materials [chicken scratch] are provided, bedding materials, such as straw or shredded newspaper, along with woodchips increase the amount of time the captive chimpanzee spends in search of forage materials. ... Whether this be the normal time for...

Year Published: 1992Topics: Environmental Enrichment, Natural BehaviorAnimal Type: Chimpanzee, Nonhuman Primate

Citation: Poenisch, T. 1992. Bedding for enrichment. The Newsletter 4(1), 1.

Implementation and evaluation of a behavioral enrichment program for captive gorillas, with an emphasis on tool behaviors (Gorilla gorilla gorilla)

Providing captive gorillas with problems to be solved, including those that require the use of tools, is an effective way of increasing the animals' activity and challenging their intelligence.

Year Published: 1992Topics: Environmental EnrichmentAnimal Type: Nonhuman Primate, Other Nonhuman Primate

Citation: Woods, S. 1992. Implementation and evaluation of a behavioral enrichment program for captive gorillas, with an emphasis on tool behaviors (Gorilla gorilla gorilla). Dissertation Abstracts International A53(6), 1990.

Vegetables as dietary enrichment for Saimiri

In all cases vegetables were consumed quickly, with celery and bell peppers being the preferred vegetables, followed closely by squash. String beans required more effort to eat and were usually the last to be eaten. ... This study indicates that...

Year Published: 1992Topics: Environmental EnrichmentAnimal Type: Nonhuman Primate, Squirrel Monkey

Citation: Williams, L. E., Palughi, P. J., Cushman, A. et al. 1992. Vegetables as dietary enrichment for Saimiri. American Journal of Primatology 27, 63-64 (Abstract).

Investigations of rhesus monkey video-task performance: Evidence for enrichment*

The animals have been observed to work even in the presence of freely available food.... These data suggest that acquiring food is the critical motivation of each monkey.

Year Published: 1992Topics: Environmental EnrichmentAnimal Type: Macaque, Nonhuman Primate

Citation: Washburn, D. A., Rumbaugh, D. M. 1992. Investigations of rhesus monkey video-task performance: Evidence for enrichment*. Contemporary Topics in Laboratory Animal Science 31(5), 6-10.

Physiology and environmental enrichment of rhesus monkeys on board the Space Shuttle

The two animals will be able to see each other through a transparent window. Video monitors which can be controlled using a joystick will serve as enrichment. Preliminary tests have shown that trained animals are able to feed themselves using...

Year Published: 1992Topics: Environmental EnrichmentAnimal Type: Macaque, Nonhuman Primate

Citation: Viso, M., Florence, G. 1992. Physiology and environmental enrichment of rhesus monkeys on board the Space Shuttle. Folia Primatologica 58(3), 162-163. (Primate Meeting Abstract)