11 Oct 09 Cats and Darkness – Nocturnal Vision
Cats have nocturnal vision.
Cats can also see clearly from afar. It’s very different from people. They find it blurry to be looking at things that are so close to them.
Yes, cats have the nocturnal vision. But they can’t see in complete darkness.
More on Nocturnal Animals at the Zoo
Do you see the muscles on their iris that surround the pupils of their eyes? They are constructed in a way that it narrows into a vertical split when they are exposed in the bright lights. And it opens fully when the acts are in a quite dim light.
This feature of the cats may be traced back to their roots. They can use nocturnal vision to hunt for food during the night if they were left out in the jungle or left with no one to care for them.
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