Illustration of a female roundworm. Roundworms have long, cylindrical bodies with a tough covering. Eggs laid by the female are excreted in the faeces of infected people. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / DK IMAGES |
Taille de l’image : | 4318 px × 2518 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |