"I'm sure I would, but it's a difference in species. At different points in our history Andalites have had towns and cities with permanent residents, but people have never stood for it for long. Humans have more tolerance for living close together in numbers. So, you lived in a city and not country or suburbia?"

He hasn't seen human slums himself, but Aria had been a wildlife photographer and in the course of that had traveled, and had passed some images to him. It doesn't seem like a tolerable existence, even allowing for species. Yeerks impose yet more intensive crowding, but make efforts to keep their hosts fed and clean, and euthanize those that they don't find useful. That's not better.