It can't be said that the space of the ancient ruins was small, but no matter how you look at it, a portion of the territory within the ancient ruins was not enough to prop up a pope-level dominance. Consequently, during the process of assimilating with the outside world, the strength of those giant bears was visibly weakened at an observable speed.
The giant bears did not find it strange that their clan's strength was being diminished, after all, the new arrangement by Zhou Tian was an open scheme known for them from the beginning. The reason why they persisted in not joining Zhou Tian's clan was just a deep-seated persistence.
However, although they had already prepared themselves mentally, when their strength was really diminished, some of the concepts originally held by the giant bears were greatly impacted.