气候变化威胁十物种:冰架破裂殃及企鹅幼仔(7)
7.革龟性别数量平衡打破
革龟性别数量平衡打破(图片提供: Rick Silva, AP )
与其它一些爬行动物一样,革龟的性别也受温度影响。在卵发育过程中,更高的平均温度提高了发育成雌性的可能性。IUCN的报告指出,这也就意味着全球气候变暖潜在地打破革龟的性别数量平衡。在一个温度更高的世界,这种已经被打上极度濒危物种烙印的海龟还必须在严重受极端风暴侵蚀的海滩筑巢。风暴与不断上升的海平面温度有关。
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