And fruit flies are often used, due to their short life cycle, for genetic experiments. They evolve fast. Case in point, they are now known to metabolize ddt,

And fruit flies are often used, due to their short life cycle, for genetic experiments. They evolve fast. Case in point, they are now known to metabolize ddt, and I think this was discovered 20 years ago. And any fungus will try to evolve with them... and theoretically the local species have no defense?