Gorillas (Gorilla gorilla gorilla) fail to learn abstract cues of differential outcomes in a novel cognitive bias test
In order to assess mood state in three male western lowland gorillas housed in a bachelor group, we developed a novel version of a cognitive bias task. The background color of a touchscreen presented a conditional ‘if, then…” rule relating to outcomes involving differential amounts of food rewards....
Main Authors: | , |
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Format: | Article |
Language: | English |
Published: |
Animal Behavior and Cognition
2018-02-01
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Series: | Animal Behavior and Cognition |
Subjects: | |
Online Access: | http://animalbehaviorandcognition.org/uploads/journals/18/AB_C_2018_Vol5(1)_McGuire_Vonk.pdf |