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Re: Tyrannosaur age-population distributions

On Sun, 16 Jul 2006, Graydon wrote:
On Sat, Jul 15, 2006 at 08:53:39PM +0000, Phillip Bigelow scripsit:
Sadly, in _T. rex_'s case, the animals usually died only a few years
after they first experience the "wonders of procreation".  Not to
mention having to endure the hassle of being attacked and beaten up on
a nearly daily basis after you reach adulthood.

The other thing this does is make a hash out of pack-forming; the

Not necessarily.

breeding pair doesn't last long enough to raise their own offspring, so
how does the pack form?

It could be a loose pack, members coming and going. Or just small groups. Or grooups of just/mostly males... Or...