Notably, the snake populations studied all give birth to live young (other species like pythons, lay eggs) and are sit-and-wait predators, making them more vulnerable to change in their environments.
值得注意的是，接受数量考察的都是卵胎生种类（另外一些种类，比如蟒蛇，则是卵生）以及静候捕猎的种类，这会让他们更容易受到环境变化带来的影响。
A stone-faced young girl reveals that the curious Man In Black has to go "where the snake lays his eggs" to get to the deeper level of the game – the maze.
石面女孩告诉黑衣男他应该去”蛇下蛋的地方“才能进入游戏的下一个阶段——迷宫。
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