Unfortunately this smell can be produced by any member of the rodent family mice rats etc that may have found its way into your walls attic or crawlspaces and died.
What does dead animal in wall smell like.
If it s a larger animal or multiple small ones decomposition would take longer and the odor would persist longer obviously.
When an animal like a rat squirrel opossum or raccoon dies in a wall attic or another area of your home the smell can be overwhelming.
Follow these steps to eliminate the odor problem.
How long will a dead animal smell.
There are ways to eliminate the smell of a dead animal but the most important thing is to remove the source of the smell and sanitize the area because you.
A dead raccoon or opossum produces a stronger smell than a dead mouse.
I ve had plenty of dead mice in walls under floors etc.
This can make a house uninhabitable until the stench has been eliminated.
Well then let s get down to business and find out what could be the most likely culprit behind this putrid reek.
The past few weeks we have smelled what we think is a dead mouse.
A single small animal like a mouse or a bird decomposes very quickly.
Usually the smell is bad for a while but it gradually goes away completely.
When an animal gets in to your home a car or a building without you knowing it will create an awful and nauseating smell if the animal dies especially if you don t find it right away.
Or with a larger animal you might find a damp spot or a stain on the wall or ceiling.
Although small a dead rat is known to produce foul odors.
However if the animal dies in or around damp conditions this process will take longer.
Odors associated with decaying animals are different from animal to animal.
If you can t find the offending animal or don t want to cut into your walls you ll have to do what you can to keep the odor contained and cover it up as much as possible it typically takes up to two weeks for the smell to fade but it can take longer for larger animals like raccoons.
To locate a dead animal in a wall void use your nose.
Finding the source of the smell.
What do dead mice smell like.
The best way to eliminate the smell of a dead animal inside your wall is to find the animal and remove it.
You may see maggots migrating away from the carcass.
A dead animal of some sort that you can t quite locate as the smell has spread and filled the interior to the brim.
In the case of very small animals like a baby mouse the scent may only last a day or two.
Once completely decayed or dried out the smell should subside.
The odor of a dead mouse is a mix of sulfur dioxides methane and other noxious gases that are produced as tissue begins to decompose.
As long as the animal is decomposing it will emit a strong smell.
The smell is very strong for a day or so then goes away and.