Stinging nettles (Urtica dioica). This plant is covered in sharp hairs that,when touched,inject a painful mixture of chemicals,including ethanoic acid,serotonin and histamine. Photographed in Cheshire,England | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Brook, Robert |
Taille de l’image : | 5201 px × 3908 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |