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Re: My Gr. 9 Science Fair Project: Questions

>[ Sorry to interject, but dinosaurs probably had better color vision
>  than most mammals and may have been sensitive to optical polarization
>  as well.  The latter would be particularly helpful in allowing an
>  animal to see under the surface of the water because the polarization
>  of reflected light would be different from the polarization of light
>  transmitted from under the water's surface.  -- MR ]

Probably not much help in the muddied waters of a drinking hole.

Cheers, Paul

Dr Paul M.A. Willis
Consulting Vertebrate Palaeontologist
Quinkana Pty Ltd