You have to blink when your supposed to blink and when you blink it happens in a jiffy. A jiffy is 1 out of a hundred of a second.
You have to blink or else your eyes will dry out.
Yes, and no. When you think about it and want to blink a lot then they become voluntary. But when your busy doing something then your eyes blink when they start to dry out.
-to get dust out -I think that it may be polite to cats. e.g. if you blink at a cat then he/she will blink back.
Yes, Tasmanian devils can blink their eyes.
Yes, but their eye lids are not like humans. They just shut their eyes.
do you ever blink your eyes *edit* sorry to say but that is an incorrect statement. it is possible for a person to never blink their eyes. there are 2 alternative answers to this question they are Are you alive? and Can you hear me? ( i do not agree with this one however)
crocodiles do because their eyes are abnormally without eyelids and they can't blink
The future tense of "blink" is "will blink." For example, "I will blink my eyes."
your eyelashes protect your eyes from dust particles. when you blink it's mainly to lubricate your eyes. to add moisture back into your eyes if you didn't blink then your eyes would be very dry.
when you blink your brain is saying you eyes are dry and something like that
When your eyes get dry or irritatted.
because you are cleaning your eyes and pathogens are all over and they enter you eyes. when they enter your eyes you n.eed to clean them, so you blink