Mormon cricket (Anabrus simplex) life-stages. From left to right: egg,first instar nymph,third instar nymph,and adult female. This large insect can wipe out acres of grasses and field crops in a very short time,and is a major agricultural pest in North America | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Ausmus, Stephen / US Department of Agriculture |
Taille de l’image : | 3908 px × 2291 px |
Model Release : | Non requis |
Restrictions : | - |