this is really interesting. i would have assumed poison would be a major factor in control, but at least on the government website that is not suggested to be the case.
But isn't Texas a state that prides itself on limited government? Because private enterprise isn't going to do a thing until they panic over lost resources -- likely a day late and a dollar short.
https://dailyhive.com/vancouver/alberta-rat-free
https://amp.theguardian.com/world/2018/nov/15/alberta-rat-ca...
https://www.alberta.ca/albertas-rat-control-program.aspx