Cocoon made from silk fibres. A silk cocoon is spun by the caterpillar of the silk moth,Bombyx mori. Each cocoon contains more than a kilometre of fibre. Cultivation involves killing the larva inside the cocoon by heat,before the cocoon is plunged into hot water and the fibre unwound | |
Licence : | Droits gérés |
Crédit: | Science Photo Library |
Taille de l’image : | 4253 px × 4253 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |