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How leopard seals lunch 海豹如何享用它的午餐 Suck, swish, gulp 吸，吮，咽 Eating big and little 大小通吃 JUST about every place on the planet has a predator at the top of the food web. 地球上每个地方都有一个处于食物网顶端的捕食者。 The African savannahs have the lion, the jungles of Asia the tiger and the arctic tundra thepolar bear. 比如非洲大草原上的狮子，亚洲丛林里的老虎以及北极冻原上的北极熊。 In the Antarctic it is the leopard seals who dominate as voracious hunters of penguins andother seal species. 而南极的霸主则是那些贪婪地捕食着企鹅和其他海豹种群的豹海豹。 But a new study examining their feeding habits led byDavid Hocking of Monash University in Australia, has revealed something unusual: 但是一个验证豹海豹进食习惯的新研究显示了一些不寻常的东西： how leopard seals use an efficient filter-feeding system to eat near the bottom of the foodchain too. 那就是豹海豹如何利用一个高效的食物过滤系统同时享用靠近食物链底端的生物。来自澳大利亚蒙纳什大学的大卫霍金是此项研究的负责人。 | 
