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 ...

A new analysis of the hand of the 4.4-million-year-old partial skeleton of Ardipithecus ramidus indicates that the human ancestor may have climbed and swung through trees like chimpanzees do. As a ...

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 ...