From True Summit by David Roberts:
...Surrounded by doctors, the patient lay still as nurses unwrapped the dressings on his feet. The head physician offered soothing words: ''Maurice, be brave while I change this last bit of gauze.''
Suddenly Herzog heard a chorus of cries. Doctors and nurses alike jerked back involuntarily. ''They're jumping!'' someone screamed. ''They're jumping!''
The maggots that had infested Herzog's feet in Nepal had gorged on his dead flesh. Now, each one as thick as a pencil, at the moment of release from their prison of gauze, they leapt into the air in every direction....