translation.en: A few years back, a man called Kevin Lafferty took a group of scientists into three Californian estuaries and they pretty much weighed and dissected and recorded everything they could find, and what they found were parasites in extreme abundance.
translation.zh: 几年前，一个叫做凯文·拉弗蒂的人 带领一组科学家前往三个加州的河口 它们基本上将所有发现的东西 称重，解剖，并记录， 他们所发现的是 寄生虫的数量极为巨大。