Ear Wax Build Up
Healthy cats will have clean ears. The inside of the ear will be pink and odor free. They will not have scratches or hair loss around the ears nor will they have ear wax buildup inside of the ear.
The first acute sense in a cat is the sense of sight, while the second is sound. Their sense of sound is magnified compared to humans. A feral cat must be able to hear vermin running across the field to alert it that it is time for dinner. The sense of sound develops about the second week of life so that a baby kitten can hear its mother purring.
When the inside of the ear is unhealthy it could be caused by a fungal infection or ear mites. The signs include extremely red ears, dark discharge or ear wax buildup. [...]