Thelma and Louise, a two-headed Texas cooter turtle, lives in the San Antonio Zoo. Photo: San Antonio Zoo/ AP
Turtles range right across the world's oceans, making them difficult animals to survey, but researchers say their numbers are falling fast. All seven species of sea turtle are now listed as either endangered or critically endangered.
海龟遍布世界各地海洋，因此很难对它们进行调查统计，不过研究人员说海龟的数力量正在快速下降。现在海龟的全部七个物种都已被列为濒危或高度濒危动物。
今日短语
Two heads are better than one 直译是两个头脑比一个强，其实就是汉语里的人多智广或人多力量大的意思。
例句
I can help you to have this presentation ready tomorrow morning. Let's work together. Two heads are better than one.
My sister and I discussed lots of ideas to make mum's party a success. Two heads are better than one.
请注意
如果你形容两个人或两个团队是 head-to-head, 意思就是双方势均力敌，不相上下。
Student rowers in the north-east of England are preparing to go head-to-head in the annual university boat race on the river Tyne.
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