Re: pineal gland notes

[Sherry Michael <st90snk7@dunx1.ocs.drexel.edu>]

According to John Alroy:
> 
> (some zapped) - as Stan Friesen just said in a  
> post today, large body size (not to mention low standing diversity;  
> mega-dinosaurs were always a minor, minor group in terms of taxonomic  
> diversity) is all the "explanation" we need.

So why would larger animals be more at risk? Higher food needs? The
diversity I understand, but a food chain breakdown would effect big and
small creatures. I think specialization is the main answer here, not size.

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Sherry Michael                         "The scientific point of view is
Philadelphia Academy of                 that every phenomenon is in
Natural Sciences                        nature and part of it" 
Dino Docent/teacher                                   -Albert Kroeber