Re: Penguins And Rexes

[Jordan Mallon <jordan.mallon@gmail.com>]

On 8/12/05, don ohmes <d_ohmes@yahoo.com> wrote:

> Ambush predation implies the ability to remain
> motionless for long periods of time-- could T rex
> squat in tripod style, weight distributed evenly
> between legs and tail?

I don't remember if he was the first, but I think Greg Paul suggested
in PDW that tyrannosaurids could perch themselves upon their huge
pubic boots.  Don't know that anyone's looked further into this...

> And last but not least-- "could bigass titanosaurs lie
> on their sides?"

I haven't the foggiest, but I'd guess not if they wanted to get up
again.  My old man has a hard enough time lifting himself up off the
ground.

-- 
Jordan Mallon

BScH, Carleton University
Vertebrate Palaeontology & Palaeoecology

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