Preserved chick (Gallus domesticus) at 20 days' gestation,just before hatching. Hatching generally occurs at 21 days. 19th century specimen | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Davies, Gregory |
Bildgröße: | 2452 px × 3675 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |