If you have rats the entire building must be sealed first and then all the rats trapped and removed.
Animal in attic.
Animals in attic common wild animals in attic include squirrels mice rats raccoons and bats.
For example we must consider these factors.
The methods vary considerably depending on the type of animal in the attic.
Raccoons can enter your attic through loose shingles and or openings the roof and eaves.
Or you can check for muddy footprints.
You can also look at the animal tracks left in the dust in the attic.
Check on almost any surface not covered by insulation and there should be a layer of dust with animal tracks.
Look at photos of raccoon feces or squirrel feces or rat feces or mouse feces or bat feces.
Occasionally we find chipmunks opossums birds and snakes.
These small rodents can fit through tiny entry holes and infest an attic in large numbers.
Rats and mice in the attic.
Animals inside the attic this is our area of top specialty.
There are two main species of rats in the us the roof rat and the norway rat.
Raccoons are capable of ripping shingles off and chewing holes in buildings.
Rats and mice are very common animals in attics throughout much of the country.
The most common critter to enter attics in many areas including where i work in florida is the rat.
Mice are common in many areas as well.
The roof rat is more common in warm areas and more likely to enter the attic.