Sea snail shell found in the Neolithic Gava Mines, Barcelona, Catalonia, Spain, which were active between 4200 and 3400 BCE (Neolithic period). Neolithic humans may have blown into this shell as a form of communication. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / MARCO ANSALONI |
Bildgröße: | 6016 px × 4016 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |