And one of the things that we're studying is how natural selection might be acting now to shape this use of interaction patterns -- this network of interaction patterns -- to perhaps increase the foraging efficiency of ant colonies.
另一件我们要研究的是自然选择 如何改变蚂蚁的这种交流方式—— 这种交流的网络—— 去提高蚁群觅食的效率。