re: “Large cities such as Barcelona, Rome, London or Paris could be “considerably affected” by this invasive species,”
Above a certain latitude, they don’t fare well. Its the cold they don’t do well in. A few winters back many of the fire ant mounds/population died back and we had less of a problem for a few years ... roughly 33 degrees N in Texas.
Yes, but with each successive generation they adapt more and more......................