Bok
10-10-2012, 07:25 PM
Fossil of segmented animal preserves three-part central nervous system
More... (http://www.sciencenews.org/view/generic/id/345680/title/Early_arthropod_had_a_fancy_brain)
More... (http://www.sciencenews.org/view/generic/id/345680/title/Early_arthropod_had_a_fancy_brain)