The study of fossils, as from a T-rex
... To understand T. rex, we must know about its environment and its ... We cannot 
study Biology without including Evolution, nor can we study Evolution without... [DOC] [TLE] More than morphology - Understanding Evolution [PAR] In June 2006, T. rex was reported to have had much better vision than previously 
thought ... or body structure, of an organism has evolved by studying its fossils.