>
> Prof. Tim,
>
> I'm no expert on the echidna, but I do know that it's not
> a prosimian. It's a monotreme, like the platypus. (The most basic
> division of mammals is into monotremes, marsupials, and placental
> mammals--the great majority of non-Australian mammals, including
> us and the prosimians, are placental mammals.) Other than that,
> "evolutionary dead end" is teleological at best, and implies someone
> or something that is doing the planning. In the most basic
> sense, the echidna is successful: it's still around.
>
> Vicki
> rosenzweig@acm.org
Your quite right, Vicki. I stand corrected. Thank you.
-Prof. Tim