@inproceedings{Agrillo2010LargeND,
title={Large Number Discrimination by Mosquitofish},
author={Christian Agrillo and Laura Piffer and Angelo Bisazza},
booktitle={PloS one},
year={2010}
}
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