Wandering birds are one of the six ecological groups of birds, covering seven items in the traditional classification system of birds: Anseriformes, Loons, Grebes, Shearwaters, Pelicans, Gulls and Penguins. All species. Swimming birds are suitable for feeding in the water. Such as geese, ducks, swans, etc. They like to live on the water, with their feet stretched back, webbed toes, and a flat or pointed beak. They are good at swimming, diving, and picking up food in the water. Most of them are n