I heard a cat's cry in the middle of the night.

His high-pitched voice echoed throughout the room.

The structure of the vocal tract is very important in forming human voices.

I could hear the dog's howling all night long.

I heard a dog's bark from nearby.

He is in charge of the high voice part in the choir.

His voice change came very early, starting at the age of 12.

His vocal register is very wide.

Only the sound of rowing a boat echoed on the lake.

The sound of rowing a boat on the lake is very calming.