1 Matching Annotations
  1. Sep 2024
    1. The loss of the tail is inferred to have occurred around 25 million years ago when the hominoid lineage diverged from the ancient Old World monkeys (Fig. 1a), leaving only 3–5 caudal vertebrae to form the coccyx, or tailbone, in modern humans14.

      for - human evolution - loss of tail approximately 25 million years ago - identified genomic mechanism leading to loss of tail and human bipedalism - human ancestors - up to 60 Ma years ago