The level of civilization of the apes in the book is not low, at least equal to that of Europe and the United States in the 1960s. They have long since gotten rid of the pure natural mode of transportation. In the movie, a group of orangutans are also allowed to ride horses. I don’t know what the director thought!
The male protagonist did not have deep feelings for Nova at first. He didn't want to take Nova and the child away until the child was born and learned the truth about the demise of mankind.
The conflict between the male protagonist and the apes is not strong, and he has never fought against the highest apes like a lone hero, and the drama is poor.
The male protagonist finally brought his wife and children back to Earth, but found that apes still rule the world, which is better for Tim Burton to restore.
In the first chapter of the novel, a young couple picks up a book from a bottle during a space trip. The man starts to read it, but it is not until the whole book is read that the author identifies them as apes, not humans.
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