To survive in the forest, animals must climb, jump or fly across the gaps.
为了在森林中生存，动物们必须爬过、跳过或飞过各种裂口。
Known as the forest transition, this can be visualised as a curve in the shape of a ski-jump, first sloping down steeply and then turning up gently as the forest creeps back.
这一过程被称为森林转变，它可被形象地表现为一条跳台滑雪型的曲线：一开始陡然下滑，之后随着逐步还林，曲线缓缓上升。
They hiked a few hundred feet into the forest before settling down to jump in puddles, examine a hibernating lizard and paint Easter eggs.
接着，他们又往森林深处走了几百英尺才停顿下来。 孩子们尽情嬉戏，有的甚至跳进了水坑玩闹，有的在观察冬眠的蜥蜴，有的开始画复活节彩蛋。
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