sentence: Packrats are common in the deserts and highlands of the western United States and northern Mexico.
sentences_before: The 'Pack rat', which is also called  'Wood rat' or 'Trade rat', is a rodent of one of several species in the genus 'Neotoma'.
sentences_after: They are also not related to the rat, other than also being a rodent.
concept_name: packrat
headings: Pack rat
categories: Rodents