Circulation of blood cells in the gills (branchia) of a larval newt. The gills are feathery structures that allow oxygen to diffuse into the bloodstream. They are absorbed as the newt matures, during which time it develops lungs. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Nuridsany, Claude / Perennou, Maria |
Modell-Rechte: | nicht erforderlich |
Länge: | 5 Sekunden |
Seitenverhältnis: | 4:3 |
Restrictions: | - |