Originally Posted by
T8191
2. Cleaning is a solution to most small rodent problems. Unfortunately, The Cat likes to bring her prey indoors to play when the weather is poor. We thus have to (a) catch and relocate the little offender, and (b) clean those little traces that say "Oh, sh***t". Fortunately we have mainly hard flooring!

We have the same problem. At the rate ours bring them in there must be a breeding frenzy going on somewhere locally (they are field mice, though)