The name "mute" comes from its quieter voice than other swan species. This large swan, 125-170 cm (49-67 inches) long, has completely white feathers and a black beak with an orange beak. It is recognizable by its prominent knob on the beak, which is larger for men.
Which animal is always silent?
Jellyfish are sick animals. That is, jellyfish cannot produce any form of voice communication. As a result, they are 100% quiet animals!
Which animal is not a voice?
-Kirin-No vocal cords, no sound at all.