Re: SWIMMING ANKYLOSAURS

Betty wrote:

Has anyone resolved whether ankylosaurids had air sacs similar to birds?
(ie: their own natural flotation devices?)

I think that's why the ends of their tails were expanded into clubs -- of course, it's also why a lot of them drowned! =)

Matt Bonnan

_______________________________________________________________
Get Free Email and Do More On The Web. Visit http://www.msn.com