1·Crocodiles, tortoises, birds, and insects seem to have been little affected.
鳄鱼、乌龟、鸟类和昆虫似乎很少受到影响。
2·Sure enough, these amphibious species show up on the triangular graph approximately half way between the "wet cluster" of sea turtles and the "dry cluster" of land tortoises.
可以肯定的是，这些水陆两栖物种的数据出现在接近三角坐标中间的位置，位于水栖海龟和陆栖乌龟的坐标点之间。
3·Tortoises have hard shells.
乌龟有坚硬的壳。
4·Tortoises therefore represent a remarkable double return.
因此，乌龟是曾经往返于陆地和水中生存的代表性物种。
5·There are still new species being discovered: plants, birds, chameleons, lemurs, tortoises that we might not yet know about, that could be on the brink of extinction.
这里还在不断发现新的物种：植物、鸟类、变色蜥蜴和乌龟，我们可能还不太了解这些物种，但它们可能将濒临灭绝。