Sponge spicules. Coloured scanning electron micrograph (SEM) of spicules from a sponge. Sponges are primitive aquatic organisms that filter food from the water. They are a loose aggregation of cells supported by rings, spicules and needles composed of silica. Magnification: x 1000 when printed at 10 centimetres wide. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Gschmeissner, Steve |
Bildgröße: | 4953 px × 4572 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |