image: The Cascade Caverns Salamander (Eurycea latitans) has both subterranean and surface-adapted forms occurring in the same population. Pictured are two individuals from Honey Creek Cave, one captured on the surface (top) and the other from within the cave. view more
Credit: Image courtesy of Thomas J. Devitt.
对来自美国德克萨斯中西部Edwards-Trinity蓄水层系统的99个地点的河溪螈属的303只蝾螈的一项分析发现，种群分离与物种形成的模式是由复杂的地面与地下水文地质学驱动的；这组作者预测说， Edwards-Trinity 河溪螈属可能在100年时间里容易灭绝，这是由于迅速的种群增长和干旱增加的变暖气候导致的地下水耗尽带来的栖息地流失。
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Journal
Proceedings of the National Academy of Sciences