Cerca
Whistled language
/wˈɪsəld lˈaŋɡwɪdʒ/
/wˈɪsəld lˈæŋɡwɪdʒ/
Whistled language
01
lingua fischiata
a form of communication that uses whistling to imitate spoken language and transmit messages over long distances in hilly or mountainous areas
Cerca
lingua fischiata