The long-eared hopper is a type of mammal that belongs to the family Leporidae. It is commonly known as a JACKRABBIT or HARE, and is characterized by its long ears and powerful hind legs. These animals are found in North America, Europe, and Asia, and are known for their ability to jump great distances. They are herbivores, and feed on grasses, leaves, and other vegetation. They are also known to be fast runners, and can reach speeds of up to 45 miles per hour.