The new study, published in Nature Ecology and Evolution, is based on material from Gesher Benot Ya'aqov in Israel - a watery place near an ancient lake.

这项发表在《自然·生态学与进化》杂志上的新研究基于来自以色列Gesher Benot Ya'aqov的资料，Gesher Benot Ya'aqov是一个靠近古老湖泊的水域。

Zohar and her colleagues then collected 30 fish teeth from among the tens of thousands available at Gesher Benot Ya' aqov and compared their enamel structures with those of the previously tested teeth.

佐哈尔和她的同事随后从 Gesher Benot Ya’aqov 的数万鱼齿中收集了 30 颗，并将它们的釉质结构与之前测试的牙齿进行了比较。