Cichlids and stingrays can add and subtract ‘one’ in the number space from one to five
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DOI: 10.1038/s41598-022-07552-2
Abstract: The numerical understanding of cichlids and stingrays was examined regarding addition and subtraction abilities within the number space of one to five. Experiments were conducted as two-alternative forced-choice experiments, using a delayed matching to sample… read more here.
Keywords: addition; cichlids stingrays; number space; one five ... See more keywords