our teeth took a different evolutionary path. Our canines have actually become shorter over time. Just look at the canines on the first human, Ardipithecus ramidus, or Australopithecus anamensis ...

Ardipithecus ramidus may have walked upright ... afarensis' small braincases and relatively large teeth and chewing muscles are similar to those of chimpanzees. However, their teeth, as well ...

our teeth took a different evolutionary path. Our canines have actually become shorter over time. Just look at the canines on the first human, Ardipithecus ramidus, or Australopithecus anamensis ...

The skeleton of Ardipithecus ramidus, an ancient fossil dubbed "Ardi," is radically changing our ideas about mankind's origins. Kent State University's C. Owen Lovejoy says Ardi shows our ...