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Re: Water Creatures

 >  Sea creatures bend their bodies back and
 > forth, propelling themselves through the water.  Did plesiosaurs do a
 > similar motion? 

No.  They paddled like a sea turtle.

 > Or, were they not concerned with speedily moving their bodies
 > through the water, floating slowly about like manatees, but darting their
 > heads here and there for food?

More or less.  I would say they were faster and more active than
manatees, but they were definately not speed chasers.
 

swf@elsegundoca.ncr.com         sarima@netcom.com

The peace of God be with you.