The shvi ("whistle" in Armenian) is an end-blown wooden duct flute that has 8 holes.
Aliases: shavi, shevi, tav shvi
Description: Usually around 32 cm long, reedless, has a metal ring at upper end near mouthpiece for adjusting sound. Made of reed, wood or bamboo. Generally has a range of two octaves.
Origin: Armenia, time unknown but has been in use for several generations.
Usage/History: Played both solo and in folk music groups. Used for playing pastoral songs traditionally played by nomadic shepherds, also used by shepherds for everyday music-making. Popularly known for reproducing bird calls.
Wikidata item: https://www.wikidata.org/wiki/Q1986655
Blul/ Kaval: https://musicbrainz.org/instrument/e6c0f0f4-9e03-4177-8ccc-c4c99c8a9d83
(all related Armenian woodwinds)