Cross-sections through nautilus (Nautilus sp.) shells revealing the spiral structure and chambers (camerae) of mother-of-pearl (nacre). The nautilus is a marine cephalopod related to the squid, which inhabits the Indo- Pacific region. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Wiersma, Dirk |
Bildgröße: | 7060 px × 4953 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |