Your ears secrete more earwax when you are afraid than when you aren't.
229
Pirates believed that piercing the ears with such precious metals as silver and gold improved one's eyesight.
131
Wearing headphones for an hour increases the bacteria in your ear 700 times.
233
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
17
You can alleviate a tickly throat by scratching your ear.
9
The roar that we hear when we place a seashell next to our ear is not the ocean, but rather the sound of blood surging through the veins in the ear.
476
Cats and dogs can hear ultrasound.
350
Flies are deaf.
379