- Packrats have rat-like features, including big ears, long tails, and large, black eyes
- They are vegetarian and eat a variety of plants, such as prickly pear cactus, seeds, leaves, and fruit
- Known for collecting and "packing" objects and materials to use in or deposit in their nests
- Often build nests in rocky ledges, or on tree branches or bases, or in the house attics or garages or carports