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RE: COMPETING BATS, BIRDS & PTEROSAURS



Henri Rönkkö wrote:

> To me, the exact opposite seems more probable. The very first mammals were
> small, nocturnal things with, most likely, a degenerated
> eyesight.

I see no reason for this.......nocturnal mammals can equally have
exceedingly large eyes well adapted for light gathering (lorises come to
mind)...I imagine eyesight degenerates because it is no longer required due
to the development of other methods of spatial location....



cheers, martin