It has no eyeballs, so it can't see. It checks its surroundings via the ultrasonic waves it emits from its mouth.
Their skin is so thin that they'll be burned if sunlight hits them. When it gets cold out, they gather together to warm one another's bodies.
Makes its home in gloomy caves. Atrophied eyes have left this Pokémon blind, so it scans its surroundings via sound waves that it emits from its mouth as it flies.
