gayik
Gayik is a term that can refer to several different things, primarily a type of waterfowl or a surname. In ornithology, gayik refers to the genus *Mergus*, commonly known as mergansers. These are diving ducks characterized by their slender, toothed bills, which are adapted for catching fish. Species within this genus include the common merganser, red-breasted merganser, and hooded merganser. They are found in freshwater and coastal habitats across the Northern Hemisphere.
As a surname, gayik is of Slavic origin. It is found in various Balkan countries, including Serbia,
It is important to note that the term "gayik" can have different meanings depending on the context.