The hills recede into the distance and now we are in vast grasslands dotted with termite mounds, skyscraper sandcastles of the insect world.

群山渐渐隐去，我们现在是在广阔的草原上，白蚁丘星罗棋布，那是昆虫世界的摩天大楼。

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A double rainbow frames termite mounds in Australia's grasslands.

双重彩虹笼罩了澳大利亚草原上的白蚁冢。

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Patterns in Nature: Rainbows a double rainbow frames termite mounds in Australia's grasslands.

彩虹在自然界的模式。一个双彩虹构造在白蚁土堆位于澳大利亚的草原。

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But with magnetic termite mounds to ogle, rock pools to submerge your bod, and three famous waterfalls, it is no wonder.

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During those millennia of isolation this 90 square miles of grassy hills dotted with termite mounds and surrounded by coral reefs has evolved a collection of critters found nowhere else on Earth.

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His early work in South Africa and Namibia studying termite mounds, prodigious natural chimneys of earth out of all proportion in size to the small termites that build them, did not turn him into a Darwin skeptic, by any means, but it did prod him to realize how important the role of environment is to the survival and flourishing of a species.

FORBES: Evolution and Embodied Physiology