I am guessing a starfish.
Most fish can't close their eyes. Some of them don't have any eyelids! Some special fish,+alligators, have invisible clear eyelids that help them see underwater.
No there not all fish sleep but most of them dont have eyelds therefor cannot close there eyes
Blinky the Fish Had 3 Eyes
The eyes of fish are called "ocular globes."
A fish with 10 eyes is called a "fish." It does not have a special name for having a specific number of eyes.
a fish. or a camel.
If they didn't have eyes, they wouldn't be fish. They would be FSH instead!
Their eyes can be almost any colour that the fish is.
gulper fish have small eyes because it help prevents water from damanging it eyes
A fish without eyes would have smooth skin where the eyes would normally be located. It may appear slightly different from other fish due to the absence of eyes, but otherwise would look similar in shape and structure.
A fish someone killed by pulling out it's eyes. A Blind Fish, as in the Mexican Tetra, a blind cave fish.
It uses its eyes to see!