现在，陆龟构成一个独立的分支，完全被淹没在海龟的分支当中。
Today's land tortoises constitute a single branch, deeply nested among branches consisting of aquatic turtles.
成年棱皮龟的体型是最大的海龟的两倍，因此需要更长的时间来冷却。
An adult leatherback is twice the size of the biggest cheloniid sea turtles and will therefore take longer to cool off.
在10月21日，33只年轻的绿海龟、坎皮海龟、玳瑁和蠵龟都爬回了墨西哥海湾的大海。
A group of 33 young Green, Kemp's Ridley, Hawksbill and Loggerhead sea turtles returned to paddle the briny waters of the Gulf of Mexico on Oct. 21.
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