It is a callback to the first paragraph in the article, where Atwood makes a reference to the movie Invasion of the Body Snatchers, in which an alien race breed

It is a callback to the first paragraph in the article, where Atwood makes a reference to the movie Invasion of the Body Snatchers, in which an alien race breeds clones meant to replace people in society. https://www.imdb.com/title/tt0077745/ https://www.imdb.com/title/tt0077745/