• Also known as the black rat or ship rat.
  • Roof rats are smaller and sleeker than the Norway Rat.
  • Primarily occupies coastal areas and are very common in seaports.
  • Adults weigh between 5 and 9 ounces.
  • Roof rats are thought of as vegetarians because they prefer fruits, seeds, and vegetables.


  • Also known as the house rat.
  • Are the most widely distributed rat in the United States and are found in all states.
  • Are stronger and more aggressive than roof rats.
  • Can adapt to cool climates better than any other species.
  • It’s stocky body weighs between 12 and 16 ounces.
  • Prefers meats and proteins for food.
  • Largest of the rats.


  • House Mice came to the United States on boats from Asia in the 1500′s.
  • House Mice can be found all over North America.
  • House Mice are nocturnal and use shredded paper, insulation material, and string to form their nests.
  • They cause damage in residential and commercial structures.
  • They contaminate food and carry diseases.
  • Unlike rats, mice like to explore new objects.
  • House Mice have poor vision, which is compensated by other senses, such as taste, smell, hearing, and touching.