Fishes have no eyelids as the water in which they live bathes them.
insects
no they dont have eyelids
they have three eyelids i read in a real book about ducks
4. Two for each eye. They have normal ones like you and I and they have set that come from the bottom of the eye if they are sick or they see an extremely bright light. if the lids from the bottom are always showing, get your cat to the vet right away.Cats have the usual setup of eyelids on each eye (the main one that moves downward and a second that moves upward), plus the 'third eyelid' common to many animals. You may confused with the myth of cats' lives (the number is either seven or nine, depending on where you are).
Lizards that do not have eyelids include geckos and snakes. Instead of blinking or closing their eyes with eyelids, they have a transparent membrane called a spectacle that helps protect and moisturize their eyes.
Actually, snakes don't have eyelids. They have scales that cover their eyes. When they molt, the scales on their eyes are replaced.
Most snakes have no eyelids or legs.
No,neither do fish
Yes. Since humans are homo-sapiens, we are in the animal kingdom. Animals are similar us, so yes they have eyelids.
A human eyelid is not transparent of course. But some animals like snakes have permanently sealed transparent eyelids which protect their eyes from foreign materials. Frogs also have transparent eyelids to protect its eyes while swimming in water.
no they dont have eyelids
Dogs actually have 3 eyelids.
3 eyelids
Yes, dinosaurs did have eyelids.
Fish don't have eyelids that can close, so they don't sleep with closed eyes.
Like most animals, octopuses do sleep at night. They, however, don't close their eyes because they have no eyelids.
3 eyelids
Rats have eyelids.