Jika dia masih kunci mulut, tidak mengapa. Ucapkan maaf anda kerana mungkin anda sendiri lakukan sesuatu yang anda sendiri tidak sedar boleh membuatkan dia merajuk."The males are enormously sensitive to it," claims Tristram Wyatt, a zoologist within the University of Oxford. "Only a very few molecules are adequate to get the male to fly to the femi