Light micrograph transverse section through the body of a common earthworm (Lumbricus terrestris) showing the internal structure in the heart region. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Downer, Nigel |
Bildgröße: | 5117 px × 3489 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |