Scientists studied how animals survive winter and found fruit flies rebuild their biological clock into a separate seasonal mode

• Seasonal gene switch locks fruit flies in winter modeScientists studying how animals survive the winter have discovered that fruit flies completely rebuild their internal biological clocks to switch into a separate seasonal mode.
• For context, a fruit fly is a tiny insect that feeds on ripe, rotting, or fermenting fruits and vegetables.
• They are usually about 2–4 millimeters long, have tan or yellowish-brown bodies, red eyes, and clear wings.