Homo ergaster skull discovered in Koobi Fora, Kenya in 1975. This fossil specimen is believed to date from 1.9 million years to 1 million years ago. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Psaila, Philippe |
Taille de l’image : | 7237 px × 4830 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |