translation.en: It castrates them, it changes their color from transparent to bright red, it makes them live longer, and as biologist Nicolas Rode has found, it makes them swim in groups.
translation.zh: 它阉割卤虫, 它将卤虫从透明变为赤红色, 它延长卤虫的寿命, 就像考古学家尼古拉斯·罗德所发现的 绦虫让它们成群出没.