What's the appeal of cat ears?

After finishing Strike Witches, I was stuck on the way that, when performing magic, the girls developed cat ears and tails for no apparent reason. The Strike Witches producers knew what decades of anime has already confirmed: cat ears on

Operation Catnip - What is an ear-tip? The universal sign that a community cat has been spayed-neutered and vaccinated. Every cat that comes to a #CatnipSunday clinic is ear-tipped.

What's the purpose of the little extra ear flap on a cat's ear? - Quora

What would this coloring be on my cat's ears? : r/cats

Why Do Cat's Ears Go Back & What Does It Mean?

How to Clean a Cat's Ears

How to Clean Your Cat's Ears

What are Your Cat's Ears Trying to Tell You? : r/JacksonGalaxy

How to Get Rid of Ear Mites in Cats, Huntersville Vet

CURLED, CURVED AND FOLDED EAR CATS

How Many Muscles Are In A Cat's Ear? Plus What Can Cats Hear?

What's the appeal of cat ears?