Butterflies drinking. Group of unidentified butterflies drinking sweat from a walker's exposed sock. Sweat contains both water and salt,which butterflies require in their diet | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Brackenbury, Dr. John |
Taille de l’image : | 3093 px × 4544 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |