You can teach a kid to change a tire without saying a word. It’s the same thing. Rats are very smart and very social. Rats that were good at teaching Rathood to their little ones had more that survived.

Put food in a maze and I’m sure rats would teach other rats how to get it. I expect this is similar.

My guess, first they send them links to confluence wiki.

Rats are intelligent social mammals. They teach by actions. Imagine training a dog. You have two dogs, one trained and one not. You say "sit" and the trained dog sits and you give it a treat. The non-trained dog will quickly pick up on that.

When I was young I saw a rat mentor 4 turtles!

Human in the loop reinforcement learning

imitation learning is widespread among animals including many nonhuman species

RatGPT