First, he found dinosaur nests that had been built between lava flows 10-15 metres thick-evidence that the animals were coping well with the volcanic activity rather than being weakened by it.
A well-defined lava flow is visible at image lower right.
图片右下角处,有一条界限清晰的熔岩流。
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An international team of scientists say they've discovered a protected lunar "lava tube" - a deep, giant hole - that might be well suited for a moon colony or a lunar base, CNN reported Sunday.