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Quote: animals have a number category and some understanding of a number concept, e.g., ordinality
Topic:
what is a number
Quotation Skeleton
The evidence provided by Alex [Irene Pepperberg's African grey parrot] and Ai … [Tetsuro Matsuzawa's female chimpanzee] … of ordinality provides some evidence for a number … Google-1 Google-2
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Topic: what is a number (55 items)