What are the 4 groups of birds and what are the examples to them?

Birds are generally classified into four main groups: Passerines, or Songbirds, which include species like sparrows and robins; Raptors, such as eagles and hawks, known for their hunting skills; Waterfowl, which encompass ducks and geese; and Game birds, including quails and pheasants, often hunted for sport or food. Each group exhibits distinct characteristics and adaptations suited to their environments and lifestyles.