The term GERBIL is a type of RODENT, which is an animal that belongs to the order Rodentia. It is also known as a JIRD, which is a four-letter word. Gerbils are small mammals that are native to the deserts of Africa and Asia. They have long tails, large ears, and short fur. They are often kept as pets due to their friendly nature and playful behavior. Gerbils are omnivores, meaning they eat both plants and animals.