Bushy-tailed rodents are a type of rodent that have long, bushy tails. Marmots are one example of this type of rodent, and they are typically found in mountainous areas of North America, Europe, and Asia. They are large ground squirrels that live in burrows and feed on plants, insects, and other small animals. Marmots are known for their loud whistles, which they use to communicate with each other.