The main significance with ojkanje is that it is not simply a genre of singing, but a very specific voice-shaking technique originating from the throat. • Solo singing, also known as "travel singing" (putničko, kiridžijsko) or "solitary singing" (
samačko) has several different variants depending on the region. One example from the
Konavle region is the
ustresalica, a shaking type of singing which has died out amongst the community. In Lika, the
rozganje type of singing was popular, and is currently kept alive by local folklore groups in the
Karlovac region. • Two-part singing can be performed by men or women with two or more people. It is prevalent in the area of the Croatian coast and the Dalmatian hinterland . In group singing, the song lasts as long as the lead singer can hold their breath. The name
ojkalica, which is the name used for this type of singing in the area in the hinterland of Šibenik and the villages of Vrlika and Kijevo. Further along the Dalmatian hinterland there are various traditional vocal styles of Ojkanje singing. In
Ravni Kotari and
Bukovica, the local style of singing is called
orzenje (the Serbian Orthodox population calls it
orcenje,
orcanje or
groktanje). Furthermore, when performed by men, the singing is known as
treskavica, or
starovinsko ("old-style") today, and when performed by women it is known as
vojkavica. Treskavica is also used in the hinterlands of
Trogir and
Kaštela, but is called
grgešanje in
Grebaštica, a village north of
Primošten. In northern
Poljice the locals continue to perform the
kiridžijsko style of singing. ==History==