voice in mamal produced

In mammal, voice is produced by

Describe how voice is produced in human beings?

Name the section of throat in which the human voice is produced.

Name the section of throat in which the human voice is produced.

All mamals

How is the human voice produced?

Amphibians are considered as true voice producers. Justify.

Most primitive living mamals which provide an evidence of organic evolution from geographical distribution are found in