Conceptual animation of sperm cells swimming into a test tube, symbolising collection of sperm cells for use in fertility treatments. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library |
Modell-Rechte: | nicht erforderlich |
Länge: | 25 Sekunden |
Seitenverhältnis: | 16:9 |
Restrictions: | - |