Novel findings demonstrate sound-shape matching in chicks, suggesting deep perceptual links rather than linguistic ones.
Recent evidence shows that naïve domestic chicks match sounds to shapes in ways strikingly similar to humans. Theoretical accounts linking the bouba-kiki effect to physical regularities in the environment suggest that cross-modal correspondences may reflect deep perceptual principles rather than linguistic conventions. (PsycInfo Database Record (c) 2026 APA, all rights reserved).
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Giorgio Vallortígara (2026) studied this question.
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