Now many people are seeing dolphins conching.
现在很多人都能看见海豚螺捕的情景。
So far, only one male dolphin, the individual spotted in 2009, has been seen conching.
到目前为止，仅在2009年发现一只雄性海豚在用海螺捕食。
Unlike sponging, however, in which dolphins use sponges to find fishes hiding in mud, conching isn't yet widespread in Shark Bay.
然而，与海豚利用海绵捕捉藏在泥中鱼类的海绵捕食法不用，海螺捕食法在鲨鱼湾分布并不广泛。
If, as with sponging, conching is taught primarily by females to other females, then conching was likely an invention of single mothers trying to feed their families.
如果像海绵捕食法那样，海螺捕食法也是主要由雌性海豚传授雌性海豚，那么海螺捕食法有可能是单身母亲在尝试养家糊口时的发明。
Also unknown is how conching emerged: as a variation on sponging, perhaps, or in flashes of insight from creatures whose intelligence may rival our own but happen to lack fingers and hands.
同样不清楚的是海螺捕食法是如何出现的：或许是海绵捕食法的一个变化，又或者是有一种智慧可以与我们自己匹敌，可是缺少手指和手的生物，灵光一闪而出现的。
Also unknown is how conching emerged: as a variation on sponging, perhaps, or in flashes of insight from creatures whose intelligence may rival our own but happen to lack fingers and hands.
同样不清楚的是海螺捕食法是如何出现的：或许是海绵捕食法的一个变化，又或者是有一种智慧可以与我们自己匹敌，可是缺少手指和手的生物，灵光一闪而出现的。
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