Using an ambiguous cue paradigm to assess cognitive bias in gorillas (Gorilla gorilla gorilla) during a forage manipulation.

In nonhumans, ‘optimism’ is often defined as responding to an ambiguous item in the same manner as to items previously associated with reward (or lack of punishment), and “pessimism” is defined as responding to an ambiguous item in the same manner as to items previously associated with a lack of rew...

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Bibliographic Details
Main Authors: Molly C. McGuire, Jennifer Vonk, Grace Fuller, Stephanie Allard
Format: Article
Language:English
Published: Animal Behavior and Cognition 2017-02-01
Series:Animal Behavior and Cognition
Subjects:
Online Access:http://www.animalbehaviorandcognition.org/article.php?id=909