He doesn't work and doesn't prepare for the winter and his friends do and complain to him.
After a while in their winter dominicil, Fridolin starts to talk about the sun and sky.
You know were i'm going right?
I guess cats can provide companionship, which is valuable to a nomadic society. But so can dogs, and dogs have a bunch of other benefits. Cats are more useful when mice and rats start eating your food stores, and happily that's also when humans become useful to cats
But your answer with mice and rats add clear benefit to it too.
Happy people live better/longer.
He also talks about smells and the blue sky etc.
He lifts the mood and does his part in the community with this.