Categories Articles Human vision traced back 55 million years to the world’s smallest primate Post author By crystalg Post date December 18, 2021 Study Finds Tags 'smallest', Back, Human, million, primate, traced, vision, World's, years ← Bernie Sanders joins striking Kellogg’s workers in Michigan and praises their ‘incredible courage to take on corporate greed’ → GM starts delivering electric Hummer pickup trucks to customers