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Re: Origins (was: Re: Sharovipteryx)

> [One interesting bit in the one I read was that mammals had *lost* two of
> the "original" four pigments, and primates had independently (re)evolved a
> third pigment].
    Does this explain why I can't see into the ultraviolet, but birds can?
And would that indicate that dinosaurs (or at least coelurosaurs) could see
U.V. as well?

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