Re: Taung and AAH
JAMES BENTHALL (email@example.com)
16 Dec 1994 17:57 CST
In article <firstname.lastname@example.org>, email@example.com (Pat Dooley) writes...
>The period of interest that the AAT focusses on is from around 12mya to
>around 4 mya. As you know, there ain't much fossil evidence from that
>period that relates
>to human ancestry. Like zip, nado, zero, none. Very convenient, you might
>But how did evolution get from the common human/chimpanzee/bononbo
>ancestor to Lucy? Why was Lucy bipedal? Why were her feet so large
>relative to her leg length? Bipedalism is a MAJOR evolutionary change.
>To get an idea of how large, consider the fact that horses are more
>closely related to one zebra species than that zebra species is to a
>second zebra species; yet all three are more distantly related than
>humans are to chimpanzees.
Actually, humans are genetically closer to chimps than chimps are to
gorillas. When I was in physical they were talking of a drive to put
chimps in the same genus with humans, but for political reasons they were
having problems with the idea. Anyone here anything of late?
University of Houston