The End of the World

I wasn't a huge fan of the world building but I did really enjoy the chase sequence early on the movie when Ember is trying to get the documents from Wade and... Yeah. What about the fact that there are butterflies in this universe but we never see any animals or insects or anything but they talk about butterflies. So like, how does a butterfly... What's a butterfly doing? There's the butterfly going and like pollinating the Earth people's... Like if there's bugs in this world, then they go to the Earth people and... What is that? Right? They're just 100% associated with the Earth people, I guess? I do have to say the... And there's