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Screwworm Myiasis

Screwworms are fly larvae (maggots) that feed on living flesh. They infest all mammals and rarely birds.

Disease Agents

  • Chrysomya bezziana
  • Cochliomyia hominivorax

Disease Presentation

Disease Categories

The links in this section will take you to a list of other diseases for that same category (e.g. diseases affecting that species, in a specific region, etc.).

Species Affected


Agent Type

Clinical Signs



To cite the factsheets found on this website, the following information can be used:
Spickler, Anna Rovid. "Title of Factsheet." "Date of Factsheet (Last Updated)."