雌し雄ゆう選せん択たくMeaningsNoun1. sexual selectionKanji used雌bitch (female animal)雄stud (male animal)選select択choiceComposed of雌し雄ゆうmale and female (animals); the two sexes; victory and defeat; strengths and weaknessesNoun選せん択たくchoice; selection; optionNoun