AUTHOR=Calvo Paco , Baluška František TITLE=Conditions for minimal intelligence across eukaryota: a cognitive science perspective JOURNAL=Frontiers in Psychology VOLUME=6 YEAR=2015 URL=https://www.frontiersin.org/journals/psychology/articles/10.3389/fpsyg.2015.01329 DOI=10.3389/fpsyg.2015.01329 ISSN=1664-1078