乐生活The most interesting reproductive behavior is the outbreak of single-veined cockroaches in midsummer. Males chase and fight in various postures, but it’s interesting to see the behavior of spawning. At this time, the male spreads his wings, raises his abdomen and shows the yellowish-brown color of his abdomen, floats on the water, showing the best spawning position for the female. The female is more severe, diving directly to lay eggs, her body with a layer of oxygen film into the water, and can diving to lay eggs for more than half an hour.
