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Central Washington University

Gorilla-Visitor Interface at a Zoo Exhibit: Positioning Effects of Western Lowland Gorillas (Gorilla gorilla gorilla) and Zoo Visitors

Abstract

dc:description.abstract

Zoos have missions to provide high-quality care for their animals and an enjoyable and educational experience for visitors. Looking at the animal-visitor interface can allow zoos to evaluate their success in these efforts and to build upon what they have already accomplished. The present study was conducted to investigate the relationship between visitors and gorillas in a zoo environment. The effect of gorilla proximity to visitor viewing areas on visitor attentiveness was examined in indoor and outdoor gorilla exhibits. Visitor experience surveys were collected from visitors exiting the outdoor exhibit. Stepwise multiple regressions revealed group and individual gorilla proximity effects on visitor attentiveness. Analyses revealed that visitor attentiveness increased as gorillas got closer to the viewing area. A family group of seven gorillas and one individual gorilla, a silverback in the same family group, consistently changed positions in response to increases in crowd size, positioning themselves farther away from the viewing area. Visitors answered more positively to survey items concerning their perception of the zoo’s gorillas when they also reported witnessing more active gorilla behaviors and showed increased concern about gorilla conservation efforts when they spoke to an employee or volunteer about gorillas. Zoos can use this information to design enclosures that promote more active behaviors in their gorillas and limit visitor effects from crowd size. Zoos can also provide volunteers or employees who can discuss gorillas and conservation issues. Combined, these measures may help zoos succeed in their missions by allowing visitors to have more enriching experiences while limiting any negative effects on the gorillas.

Degree

thesis:*
Name thesis:degree_name
Master of Science (MS)
Discipline thesis:degree_discipline
Primate Behavior
Year dc:date.available
2019

Author and committee

dc:creator, dc:contributor.*
Author dc:creator
  • Bergman, Alan
Contributors dc:contributor
  • Kara Gabriel
  • Lori K. Sheeran
  • David Orban

Subjects

dc:subject × 6

Rights

Language dc:language
English

Identifiers

dc:identifier.*
Repository record dc:identifier
https://digitalcommons.cwu.edu/etd/1252
OAI identifier oai:identifier
oai:digitalcommons.cwu.edu:etd-2249

Chain of custody

source
Harvested from
Central Washington University
Base URL
digitalcommons.cwu.edu/do/oai/
Last updated
2026-07-24
Source record
OAI-PMH GetRecord
citation

Bergman, Alan. Gorilla-Visitor Interface at a Zoo Exhibit: Positioning Effects of Western Lowland Gorillas (Gorilla gorilla gorilla) and Zoo Visitors. 2019. https://digitalcommons.cwu.edu/etd/1252