只有在全球气温变化开始和海平面反应之间的短暂滞后期间，适应气候变化的物种才能从赤道向高纬度地区迁移。

Only during the short lag between onset of global temperature change and sea level response can warm-adapted species migrate from the equator toward higher latitudes.

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从历史上看，来自亚欧大陆的适应寒冷的羚羊物种迁移到气候通常更温暖的非洲，而适应温暖的非洲物种迁移到亚欧大陆。

Historically, more cold-adapted antelope species originating in Eurasia have migrated into Africa, where the climate is generally warmer, than have warm-adapted African species into Eurasia.

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这似乎是一种适应，它允许人类迁移到新的不同的地区，为改变生活习惯提供了机会。

It seems to be an adaptation, which allowed humans to move into new and different areas, opening up the opportunity to change living habits.

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