This is a little like the 60s experiment teaching what I believe were nematodes to arch their backs in response to a light shone by the researchers. Those nema

This is a little like the 60s experiment teaching what I believe were nematodes to arch their backs in response to a light shone by the researchers. Those nematodes were ground up and fed to new untrained nematodes which then acquired the back arching response. Can't find the original paper but it was covered in the 1984 book The Science in Science Fiction.