Elephant
An elephant is an animal with ears like fans. These large, floppy ears are one of the most distinguishing features of an elephant. Here is why an elephant's ears are compared to fans:

Size and Shape:
- Elephant ears are large and fan-shaped, which helps them cool down by increasing surface area for heat dissipation.
- The shape of their ears also helps in amplifying and directing sound, aiding in communication and detecting distant sounds.

Cooling Mechanism:
- Elephants use their ears to regulate their body temperature. When they flap their ears, blood vessels in the ears release heat, helping them cool down.
- The large surface area of the ears allows for efficient cooling, especially in hot climates where elephants are often found.

Protection:
- Elephants use their ears for protection as well. They can flap their ears to ward off insects or to show aggression towards threats.
- The sensitive skin on their ears helps them detect vibrations and communicate with other elephants over long distances.
In conclusion, an elephant's ears serve multiple purposes beyond just hearing. They are essential for thermoregulation, communication, and protection, making them a vital part of an elephant's anatomy.