Seashore birds are a type of bird that live near the shoreline of oceans, seas, and other large bodies of water. GULLS (5 letters) are a type of seashore bird that are typically white or gray in color with black markings. They are known for their loud calls and scavenging behavior. Ernes (5 letters) are another type of seashore bird that are usually brown or gray in color with white patches. They are often seen perched on rocks or floating on the water's surface.