The term 'Loonlike Bird' is a reference to the GREBE, a five-letter bird that is found in many parts of the world. The GREBE is a waterbird that is known for its loonlike appearance and behavior. It has a long neck, webbed feet, and a pointed bill, and it is often seen swimming and diving in freshwater and coastal waters. The GREBE is also known for its loud, wailing call, which is similar to that of a loon.