Use the rentokil poison pasta food, don't worry about them smelling, they just dry up, it's the larger rats that start to develop maggots and smell.
I caught 30 in a weekend tried to do it all humanely and they just kept coming back. Used the pasta and they've all gone.
I caught 30 in a weekend tried to do it all humanely and they just kept coming back. Used the pasta and they've all gone.