Your job is to squirrel proof your home by blocking off all entrances then.
Flying squirrels in walls.
The resulting damage is costly for homeowners.
Check your foundation and fix it.
In addition they may create holes in the walls or insulation as they try to nest or find a way back outside.
Once there they build nests which often requires gnawing on wooden studs and digging out insulation.
Make sure you block off all entrances to your attic such as your soffits and eaves.
Squirrels will enter the walls thru the attic area of the home and work their way into the wall cavity where they build a nest and start the process preparing to have babies.
Repair any damaged screens and caulk up any cracks.
And if it is flying squirrels you won t have just one because they live in colonies and you can have 20 or 30 at a time.
Their reasons for invading range from seeking shelter in which to rear their young to escaping cold weather.
Flying squirrels find their way into homes through cracks in exterior walls vent shafts gaps in roof eaves and improperly sealed windows.
The pests can squeeze through holes no more than an inch wide.
Furthermore having animal noises coming from your attic can be disturbing.
If you hear something in your attic or walls making a lot of noise at night it s a good chance you are hearing flying squirrels said randy canarr of maine wildlife management.
Flying squirrels force their way into homes and set up dens inside walls by chewing squeezing through or burrowing into drywall and woodwork.