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Scientific research of glow the cats eyes.
That’s why people have lived beside cats more than one thousand years. These wonderful and mysterious animals captivate men their subtle grace, beauty and soft manners. In different times the humanity idolized the cats compare them with deities such as in Ancient Egypt. In Japan ones reigned tailless cats so there are appeared Japanese bobtail . Statuettes of these cats you can find in many houses Japanese islands. And in the middle years the people were afraid of the cats, burning the black cats with their masters considering poor women witches.
There are many superstitions and beliefs connected with the cats, some people consider just now that the meeting with the black cat in the street bore no good. But still the cats were able to conquer the human heart. These fluffy creatures live in every family. And how would we know well our fluffy friends they are surrounded a lot of secrets and mysteries. How the cats anticipate earthquakes? How the cats find the way home of several hundreds of km. And of course Why the cat s eyes are burning in the dark? The burning cat s eyes became an occasion for many stories and tales. And such form is often used in the cinema.
Anyway the effect of burning eyes have quite explanation. As the most wild animals have which lead a nocturnal lifestyle, the cat s eyes are arranged in this way that any light even week gleam of the moon or stars sparkling can appear in it. The eyes themselves of course do not produced any light. You can make an experiment yourself. If you closed the cat in the dark room without windows you are will be sure that their eyes don’t sparkling in the absolute darkness. The cat s eyes were able to display the light of external source . The light sparkling of the night sky, bright car headlight flash, and the cat s eyes become similar small floodlights . The thing is that the internal part of the cat s eye covered with a layer of shiny transparent cells which called tapetum. The silver tapetum is very similar to a mirror. Namely he is able to display the light. Even the weakest ray of the light getting through the lens into the cornea , not completely absorbed but displayed back the thin beam of light. This feature helps the cats to see good in night time.
The colour of the eyes glow in different animals depends on the pigment which is in tapitum. The cats have green and yellow tapetum. Much less often the others shads can occur. For example siamese cats have crimson colour of tapetum . The cats eyes are more sensitive than men eyes in seven times. But there is a week glow effect in other people, if use bright flash. So sometimes the people eyes can glow red colour.