A new review suggests the muck that flies regurgitate could very well be infected with a pathogen. More than 200 different pathogens have been found in adult house flies, including some bacteria, viruses, worms, and fungi. A study found that house flies infected with Chlamydia tachomatis could keep this pathogen alive in their crop for 24 hours – plenty of time to fly off and regurgate on a new host. Researchers should also take note that some fly species have larger crops, therefore, posing a greater risk when those insects roam.Read Long Article
