These creatures are primarily herbivores. Many occupy vast expanses, while others live in just a small region. Each has its own unique range and distribution. Some species extend north into Canada, and others extend south into Mexico. Though different species live across North America, the greatest number of different species live in the western United States. Some even build their dens under sheds or in the walls of buildings. Many species also live near farms, parks, gardens, and other human habitations. Other species live in mountainous forests or tropical regions. Some species prefer arid regions, like deserts and sand dunes. Though the various species live in many different types of ecosystems, each species typically sticks to a single habitat. They preserve plant fossils for thousands of years, allowing scientists to estimate the contents of the ecosystem at that time.ĭifferent species live in different types of habitats. Research Havens – Because they are so well preserved, archaeologists and researchers often find these middens incredibly useful.Under the right conditions, this urine dries and crystallizes and creates a cement-like structure. Crystal Palace – Interestingly, these rodents urinate on the walls of their nest.Archaeologists have found old nests dating back 50,000 years! Midden – All of the various species build extensive nests.Unfortunately, they sometimes steal important things, like wires and pieces of electrical equipment! They collect various objects and add them to their nest, particularly shiny things. What’s in a Name – These creatures truly live up to their name.Learn more about what makes them unique below. These little rodents are quite interesting creatures. The largest individuals weigh a pound or more, though each species varies in size. Most species measure up to eight or nine inches long. Their fur is typically grey, brown, tan, or a similar color. It is not quite as dense as a squirrel’s tail. Packrats look similar to other rats, but most species have a long furry tail.
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