The term Gull Bird encompasses four different species of birds, each with their own unique characteristics. The SKUA is a large seabird that is found in the North Atlantic and Arctic regions. The TERN is a small, slender seabird that is found in temperate and tropical regions. The MEW is a medium-sized seabird that is found in coastal areas of the Northern Hemisphere. Lastly, the PEWIT is a small wading bird that is found in wetlands and grasslands. All four species are part of the larger family of gulls, which are known for their webbed feet and long wings.