These animals, despite lacking external ears, have developed other methods to perceive sounds and vibrations, crucial for their survival in diverse environments.
1
Frogs do not have external ears but possess a specialized hearing organ called the tympanum.
2
Snakes lack external ears or earlobes altogether. Instead, they rely on a bone called the quadrate bone, which connects to their jaw.
3
Dolphins appear to have no visible ears, they have small holes on the sides of their heads where the ear canals are located.
4
Salamanders also do not have external ears, like frogs, they possess a simple auditory system that includes an inner ear and a tympanum.
5
Crocodiles have exceptional hearing above and below water, allowing them to detect sounds and movements from prey or threats.
6
Most fish lack any form of external ears but have an inner ear system located within their heads.
7
Turtles do not have external ear structures like mammals, but they have small holes on the sides of their heads that function as eardrums.