Re: First Family and AAT

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<dfdr@mail.utexas.edu> writes:

>In article <45cl7o$6hv@longwood.cs.ucf.edu> Tom Clarke,
>clarke@longwood.cs.ucf.edu writes:
>>To the best of anyone's knowledge, every tetrapod that ever transitioned
>>from an arboreal to a terrestrial environment ultimately became a
>>quadruped.

>Incorrect. Macropodids are derived from arboreal marsupials.

Neat. So when you come down from the trees you adopt strange
modes of locomotion.

But that brings us back to my question about macropodids.
There are lots of hoppers down under, but only one biped in Africa.
Why?
The norm in Africa would seem to be knuckle walking, 3 to 1.

Tom Clarke

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