Raccoons can enter your attic through loose shingles and or openings the roof and eaves.
Animal in attic.
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.
Check on almost any surface not covered by insulation and there should be a layer of dust with animal tracks.
Roof rats in particular are very common in attics in warmer areas and norway rats in cities.
Look at photos of raccoon feces or squirrel feces or rat feces or mouse feces or bat feces.
By turning on bright lights and a radio you can make your attic an unpleasant environment to encourage raccoons to leave on their own.
Rats and mice are very common animals in attics throughout much of the country.
These small rodents can fit through tiny entry holes and infest an attic in large numbers.
For example we must consider these factors.
The roof rat is more common in warm areas and more likely to enter the attic.
The most common critter to enter attics in many areas including where i work in florida is the rat.
Animals in attic common wild animals in attic include squirrels mice rats raccoons and bats.
Rats and mice in the attic.
You can also look at the animal tracks left in the dust in the attic.
If you have rats the entire building must be sealed first and then all the rats trapped and removed.
Mice are common in many areas as well.
Occasionally we find chipmunks opossums birds and snakes.
Or you can check for muddy footprints.