1. Put a sponge soaked with a few drops of lavender oil on a small dish indoors to prevent flies.

2. Put lemon slices or onion slices next to meat or on the window sill to keep flies away.

3. Black pepper and black sugar are mixed in the ratio of 1 to 2 and then dissolved in milk, which becomes a safe trapping potion.

4. Prepare a fly sticker: A fly sticker is a tool for catching flies, which can prevent flies well.

5, do a good job of hygiene, poor hygiene is the source of flies.

The flight structure of flies mainly includes exoskeleton and flight muscles. Flies flap their wings in a zigzag motion when flying. This way of flapping wings can make the air around the wings form a vortex airflow, help flies fly easily, and turn air resistance into flight power.

the compound eye energy of the sensory organ located in the fly's head is 361? Aware of the surrounding environment, its body hair can also perceive the change of air mobility. One hundred milliseconds after sensing the threat, the fly's brain can respond and calculate the best escape angle and route.