Thursday, July 28, 2011

Cat Vision Development (3)



Cat eyes aid them to be the good hunters.






The important features are wide visual field and good night vision.






The characteristics of cat eyes






1. Cornea and lens are big and more curved than human's eyes.



2. Pupi is rapidly react to light from a round fully dilated to a slit-like



3. Large numbers of rod photocensitive cells. These cells are very reactive in a dim light.






Cat needs only one-sixth of amount of light that human needs to detect object.

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