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EvC Forum ⇒ Science Forums ⇒ Biological Evolution ⇒

Evolution of the Eye and Senses (formerly "Just Some Thoughts")

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Author Topic:   Evolution of the Eye and Senses (formerly "Just Some Thoughts")
Parasomnium
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Joined: 07-15-2003

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Message 9 of 17 (197513)
04-07-2005 4:36 PM 		Reply to: Message 1 by castis
04-07-2005 10:20 AM

Eyes are rare.
castis writes:
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every organism known today (with the exception of eyeless fish) has eyes.
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With the exception of eyeless fish, yes. And almost all the other organisms living on this earth.
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For some perspective, please take a look at this picture of the phylogenetic tree of life. The organisms with eyes are found only in the twig labeled "Animals".
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