Are There Differences in “Intelligence” Between Nonhuman Species? The Role of Contextual Variables

We review evidence for Macphail’s (1982, 1985, 1987)Null Hypothesis, that nonhumans animals do not differ either qualitatively or quantitatively in their cognitive capacities. Our review supports the Null Hypothesis in so much as there are no qualitative differences among nonhuman vertebrate animals...

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Bibliographic Details
Main Authors: Michael Colombo, Damian Scarf
Format: Article
Language:English
Published: Frontiers Media S.A. 2020-08-01
Series:Frontiers in Psychology
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fpsyg.2020.02072/full