Like the rest of the muscles in the human body, they muscles surrounding and underneath your eye begin to relax the longer you stay awake. This results in those nasty "bags" or sagging portions of skin under the eye itself. A combination of tiredness and dehydration causes your eyes to appear "black" when this really has nothing to do with the colour itself... the colour often comes from aging and fat suppositories.
yes
she's very tired
because he has blue eyes but when he gets mad his blue eyes turn to red. That what people with blue eyes have not other color eyes
their eyes turn red when they get mad or when they are fighting a snake such as a cobra that is their natural enemy.
Because the colour of the blood vessels that cause your eyes to turn red are red.
no
Tired Eyes was created in 2002.
they are angry.
.....contacts.
no why would u ask that
When he is thirsty for blood, his eyes turn from gold to black. When vampires drink human blood their eyes are red, and when they start to turn amber afte a couple months, and eventually turn to gold.
it means the eyes are no longer white
Well...I don't think any animal's eyes can just turn red at night. But, some animal's eyes DO turn color due to the lighting. Like dogs eyes glow in the dark so-to-say. If you turn into a right position, you can see the're eyes glow. It may seem like their eyes changed color.