Blinking is the way of protecting the lens from dust and other poisonous materials.
Most likely from genetics. Its just the way they are.
Cats can keep their eyes open without blinking for an average of 30 to 40 seconds.
Animals keep snow out of there eyes by blinking :)
It means the security system is armed.
by blinking and sleeping, basically closing your eyes
No, blinking of eyes is a periodic change because it occurs at regular intervals to keep the eyes moist and protect them from debris.
They are there to keep low-flying airplanes from crashing into them.
That is normal operation.
by blinking and cleaning your eyes with a cloth every once and a while.
No, blinking is an automatic reflex that has no connection to vision. Blind people blink as much as sighted people (unless they are blind because the eyeball itself is missing).
There is a problem with your charging system.
The hazard flasher activation button has been depressed.