573 Apr 2026

Found in the Silberberg Grotto in 1997, it is estimated to be approximately 3.67 million years old .

It is over 90% complete , making it more intact than the famous "Lucy" ( A. afarensis ) skeleton. Found in the Silberberg Grotto in 1997, it

StW 573 is a nearly complete Australopithecus skeleton discovered in the of South Africa. Found in the Silberberg Grotto in 1997, it

Its preservation has allowed scientists to study early hominin locomotion, proving these ancestors had a "mixed" repertoire of both bipedal walking and arboreal climbing . Found in the Silberberg Grotto in 1997, it