common loon
Menu Home Subjects Covers About Contact Order Gaviiformes (Loons) Family Gaviidae The loons were often considered to be the most ancient of the northern hemisphere bird families because of a similarity with the actually entirely unrelated extinct Cretaceous Order Hesperornithiforms. Now they are considered more modern and Anseriformes (waterfowl) and Galliformes (chicken-like) are the most […]