The man discovers a tribe of telepathic horses that perceives humans as barbarians. The horses are morally superior and call humans something like <> . It was a serious movie, not a comedy. I was thinking that it was a scene from one of the gulliver’s travels adaptations. I didn’t find any movie that fitted the kind of cinematography i remember.
I saw this movie scene at least five years ago. On television. Color. Real actors, not cartoon. French translation. Maybe 90s.
It isn’t the 1996 one with Ted Dansen?
You can watch it on YouTube. The horse sequence is near the end of part 2.