A fossil find adds another twig to the human evolutionary tree, giving further evidence that the well-known "Lucy" species had company in what is now Ethiopia, a new study says.
MALCOLM RITTER AP Science Writer, San Diego Union-Tribune Nation
Wed, 05/27/2015 - 10:23am
A fossil find adds another twig to the human evolutionary tree, giving further evidence that the well-known "Lucy" species had company in what is now Ethiopia, a new study says.