DIVING SEABIRDS are a group of birds that feed by diving into the water to catch their prey. The two most common species of diving seabirds are Auks and Ernes. Auks are a family of seabirds that live in the Northern Hemisphere and are characterized by their short wings and webbed feet. Ernes are a genus of seabirds that live in the Southern Hemisphere and are characterized by their long wings and webbed feet.