Barbarian
Member
Evidence mounts that organisms without nervous systems can in some sense learn and solve problems, but researchers disagree about whether this is “primitive cognition.”
https://www.quantamagazine.org/slime-molds-remember-but-do-they-learn-20180709/
https://www.quantamagazine.org/slime-molds-remember-but-do-they-learn-20180709/