Roof Rat

Roof Rat

Roof Rat–Overview

Other Names: Black Rat, Fruit Rat, Ship Rat, Alexandrian Rat

Diet of the Roof Rat


Daily Amount:

0.5–1 ounce

Daily Water:

1–2 ounce

Daily Food:

Fruits, berries, meats, seeds, vegetables, eggs

Habitat of the Roof Rat



Coastal cities; as a general rule they do not occur more than 100 miles inland

Nest Location:

Nests in attics, false ceilings, dead fronds of palm trees, and upper portions of buildings

Home Range:

Up to 300 ft from nest

Active Periods:

Nocturnal; most feeding occurs 30 minutes after sunset and before sunrise

Reproduction of the Roof Rat


Litter Size:

4–8 pups per litter

No. of Litters:

3–4 per year

Sexual Maturity:

2–3 month

Gestation Period:

22 days

Breeding Season:

Indoors: All year; Outdoors: Spring & Fall

Ten 10 high activity areas

Top 10 high activity areas

  • Attics
  • False ceiling areas
  • Within fruit trees
  • Wall and floor voids in upper floors
  • Within dead fronds of palm trees
  • Among overgrown vegetation along fence rows and utility poles
  • Within brick foundation wall voids
  • Beneath low-lying and cavernous shrubbery
  • Along utility lines connected to exterior of home
  • Beneath slab walkways

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