These droppings may be near the dropped eaten fruit mentioned in 1.
Roof rat warning.
They can also chew through electrical wires water pipes and cause other damage to your home.
Once you have identified that you have roof rats you can work to eliminate rats from your property in the following ways.
Roof rat chewing and scurrying is heard overhead and makes a good night sleep unattainable.
Rat droppings urine and nest can contain dangerous pathogens and bacteria that can make you very sick.
You may see rat droppings.
Roof rats are destructive consuming and contaminating stored food and feedstuffs gnawing on wires posing a fire hazard and tearing up insulation for nesting material.
If you find you hear noise during the day you are dealing with a larger number of rats.
If you have roof rats you may see rat droppings around your home outside your home or in your yard.
Typically roof rats are the black rat.
Roof rats can also carry fleas and spread diseases such as typhus via fleas infectious jaundice via urine in water or food rat bite fever via bites trichinosis via undercooked pork and salmonellosis via droppings.