In terms of actually removing the nesting material the process is fairly straightforward.
Removing attic insulation and critter nests.
Take steps to correct the conditions that attract critters in the first place.
Nests made of paper leaves and twigs squirrels rodents birds.
For safe and humane removal of starlings in the attic call the experts at critter control.
Signs animals are in your attic.
You also need to make a thorough inspection to see if any openings still exist that might allow animals to enter and if yes then you need to close them.
You can vacuum up droppings and other small items.
Call the animal removal company listed in your area for attic restoration.
You also need to make a thorough inspection to see if any openings still exist that might allow animals to enter and if yes then you need to close them.
You can remove the larger pieces by hand with your gloves on preferably still handling it through another layer like a rag or paper towel.
If you still wind up with wildlife in your attic here s how to safely and humanely get rid of animals in your attic.
Starlings can get into attics build nests and spread disease.
I think if it were my attic i would remove the additional layer along with the animal droppings and nests before adding any new insulation.