They make an acute voice; hence, woman can, when singing, raise her voice to a very high pitch.
Where is the sensation of sound produced?
The sensation of sound is produced on the ear.
Do people vary in their ability to hear?
Yes; they vary very much in their ability to hear.
Is every person able to distinguish musical sounds?
No; some persons cannot tell one musical note from another, and some cannot even tell one bird from another by its notes.
Is the hearing of all animals alike?
No; some can hear more acutely than others; a lion has more acute hearing than a man.
What other animals have acute hearing?