[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Subject Index][Author Index]

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.