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From: animal@rice.ARPA
Newsgroups: net.physics
Subject: PreMen and bad backs
Message-ID: <301@sri-arpa.ARPA>
Date: Fri, 21-Jun-85 15:48:55 EDT
Article-I.D.: sri-arpa.301
Posted: Fri Jun 21 15:48:55 1985
Date-Received: Fri, 5-Jul-85 04:10:40 EDT
Lines: 6

From:  Carl Rosene 

Actually, walking erect does give man something besides a bad back. It gives
him a longer line of sight since his eyes are higher off the ground.
Although this is of questionable use in the jungle of the gorilla; on the
plains, where early modern man likely spent a good deal of time, it would be