Some animals might be scared. After all, humans are so different from them. But some brave ones, like the fox, might be curious and want to interact. For instance, a fox might see the human as a potential business opportunity or just be interested in the new things the human has.
Some characters may show excitement. They might be excited to see new stories about their world and themselves. For example, Finnick might be really happy to see stories where he plays a more important role than in the movie.
Yes, the Beastars manga has come to an end. It left fans with a memorable and impactful conclusion that tied up the various storylines and character developments.