Why doesn"t the fish sleep? Do we close eyeseyes, and now I don"t know the answer why. Slowly, I can forget about it, until yesterday, the teacher asked us to write science this, I suddenly remembered, insists inquisitor asked what I 100 think not to get its solution, until yesterday to check online to see light suddenly!
The original fish eyelid, so they will keep your eyes open while sleeping. Even after death, will not close their eyes. Fish eyes and visual although low cervical spine animal, but the eyes of the structure is similar with human. What is different is that the human eye lens is oblate, can see distant things; and fisheye lens is spherical, can only see more recent things. If we don"t see the fish in the water is still, gill flash activity, which is the fish in bed! If you wake up to it, he will immediately move.
It turned out to be true. I was surprised when I realized that the question had finally been solved by me. I thought I could find a little paper for tomorrow. I was lying on my bed and went to sleep。
