Ardi walked the walk 4.4 million years ago
The pelvis of Ardipithecus shows the hominid could both walk upright and climb trees

UPRIGHT CLIMBER An artist’s reconstruction shows 4.4-million-year-old Ardipithecus ramidus in action as both a climber and a two-legged walker. This early hominid combined humanlike, nearly straight-legged walking with powerful, apelike climbing abilities, a new study finds.
Mauricio Anton/Science Source
This article is only available to Science News subscribers.
Subscribers, enter your e-mail address to access our archives.
