Re: again: frill of Triceratops

[Flint Weller <spatula@netaxs.com>]

On Thu, 19 Sep 1996, Betty Cunningham wrote:

> maybe Triceratops blushed at each other a lot? 
> This may sound silly since I don't >think< humans have more than other
> primates in terms of facial vascularization, yet do use 'blushing' as
> a regular means of communication.  If not blushing, could tehre be a
> skinflap connected with this extra bllod supply on a Triceratops' head
> to erect or inflate or whatever?  Or are these sort of displays not
> connected with the type of vascularization that Triceratops shoes?
> 
> -Betty Cunningham

My first guess would be that the increased blood supply would support the
massive muscles used for chewing, and not for any exotic display purposes.

-Sherry