A species of fly works together with a yeast to combat a raspberry-bound fungus that threatens the insects’ larvae
2 May 2022
The unassuming raspberry plays host to an ecological battleground, as a fly, a yeast and a fungus vie for dominance on its surface.
Raspberries produce ethylene gas as they mature, and often get colonised by Botrytis cinerea, the grey mould you find on fruit left too long in the fridge. This poses a problem for the fruit fly Drosophila suzukii, which feeds on raspberries, as its larvae are very sensitive to both the fungus and ethylene.
Now, Paul Becher at the Swedish …