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Re: What is biomechanics? (not so long)

?? wrote:

> > As for 'ground-up' vs. 'tree-down', well, from an outsider's point of view
> > (I usually skip these posts, so if I've got the wrong end of the stick I
> > apologise) I am midly surprised that this is still an issue.  Whatever the
> > protobirds evolved from, and whenever they did it, it seems to me far
> > easier to derive a bird from a small, aboreal animal than from a medium
> sized
> > cursorial one.

Odd, it doesn't seem so to me.  Though I  don't personally subscribe to the
td/gu dichotomy.