Large Number Discrimination by Mosquitofish

  title={Large Number Discrimination by Mosquitofish},
  author={Christian Agrillo and Laura Piffer and Angelo Bisazza},
  booktitle={PloS one},
BACKGROUND Recent studies have demonstrated that fish display rudimentary numerical abilities similar to those observed in mammals and birds. The mechanisms underlying the discrimination of small quantities (<4) were recently investigated while, to date, no study has examined the discrimination of large numerosities in fish. METHODOLOGY/PRINCIPAL FINDINGS Subjects were trained to discriminate between two sets of small geometric figures using social reinforcement. In the first experiment… CONTINUE READING
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