Even though I’m in an apartment and there’s no attic, a human. Dead or alive, it’d be about 3,000,000 times quicker to get rid of a single person than pests.
It’s easier to get rid of a single person, but murdering a human is a crime in most countries.
You think that, but squatters have a lot of rights which can make it very hard and expensive or even impossible to get rid of them…