Developed and used by cultures living in forested areas, drums served as an early form of long-distance communication, and were used during ceremonial and religious functions.
Whistled speech is a form of speech surrogacy in which whistling is used to mimic speech. Speakers of more than 80 languages have been found to practice various degrees of whistled speech, most of the
Drums in communication
…Talking drum Whistled language Schmidt-Jones, C. (2005, May 24). Message Drums. Connexions (licensed under CC-BY 1.0…
Those who are able to speak using whistled language often use their hands or fingers to modify the sound produced.