They have a form of sonar. They send out a signal and it bounces back giving them information about what is ahead of them and around them. Dolphins do the same thing.
if you lack vitamin a you get night blindness
No, you cannot use ethiol to make fingerprints show up. However, you can certainly use ethanol to make fingerprints show up.
Use your brain and make up words.
Vampire bats usually bite then lap up the blood on sleepy out grazing animals.
Pigmentosa retinitis (RP) is often a group of eye circumstances linked to genetics that result in an incurable blindness by leading to damage to the retina. This is a degenerative and progressive illness that can't be cured and includes a extremely poor prognosis. The progression of Pigmentosa Retinitis starts with evening blindness then tunnel vision and up right up until blindness happens.
You can use make-up to cover them up or use Bio-oil (UK)
they use machines and stuff
make up
Use a DigiTech Whammy Pedal. It can make it go up or down several octaves.
You can make up a username.
You use make up to feel better about yourself so if your having a bad day slap on some make up and you look refreshed and also can be used for parties and photo shoots
use mouistreisure , or make up