What is the most common and preferred outdoor habitat for the Norway rat?
Answer
Digging extensive tunnel systems, known as burrows.
The Norway rat (or brown rat) primarily establishes its home outdoors by digging complex underground networks called burrows, which provide stable temperatures and protection.

Related Questions
What is the most common and preferred outdoor habitat for the Norway rat?What is the typical diameter range for the entrance holes of an active rat burrow?Which location offers ideal cover and a starting point for Norway rat excavation near a home?What type of structure do roof rats typically favor for nesting in a yard setting, unlike burrowing Norway rats?How far might a small, localized rat infestation territory extend from its primary burrow entrance?What three essential resources must a yard provide in close proximity to become habitable for rats?If you find fresh, undisturbed evidence like droppings in the early morning, what does this indicate about the activity?To create a protective buffer zone against rats establishing runs near the foundation, how far should dense foliage be maintained away from the edge of the house foundation?As part of shelter maintenance, how high off the ground should stored items like firewood or debris be elevated?What is the characteristic shape and approximate size of droppings left by the Norway rat?What consequence results if shelter issues are addressed but the primary food source remains available?