Common merganser (male)
Mergus merganser

Size: 25 inches
Overall Color: white and dark green
Occurrence: near water
Diet: fish and invertebrates
Nest: cavity
Field Identification: dark greenish head, long red bill
Season: summer

Kingdom: Animalia (Animals)
Phylum: Chordata (hollow nerve cord)
Subphylum: Vertebrata (backbone)
Class: Aves (Birds)
Order: anseriformes
Family: 01 Anatidae (geese,ducks,swans)
Genus: Mergus
Species: merganser