Evolution of sight

Almost all animal life can see (96% of species have an eye), and at a molecular level, every eye in the world works in the same way. At the heart of all vision is a light sensitive pigment called rhodopsin.

Professor Brian Cox shows the stages of the evolution of the eye, from a primitive light sensitive spot, to a complex mammalian eye.

Release date:

3 months left to watch

Duration:

7 minutes

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