Temperature is a factor; decay speeds up as temperatures increase. Also, the damper the site, the longer the odor will last. If a rat dies near a steam pipe, the body wonât dry and the smell can be horrible for weeks. The odor from a dead mouse may last only a day or two. In fact, there may be no noticeable odor from a single dead mouse but several dead mice in the same area could smell for a few days.
Report Abuse. 1  What Does Swollen Feet Mean. 2  Swollen feet is a condition where the muscles in the feet have an excessive buildup of fluid. 3  This Site Might Help You.  Can't tell you without seeing but that sounds like water retention causing a condition known as oedema and can be indicative of left side heart failure.
Causes of Swelling. Swelling in the feet is typically caused by a buildup of fluids. Also called edema, swelling can be brought on by tight, uncomfortable shoes. Diabetes or a medical condition that causes fluid retention may also make you vulnerable to foot swelling.