最近，在印度霍尔哈塔村庄附近发现砂岩中的通道痕迹，看起来很像蠕虫这类生物留下的小沟和通道。如果这真的是生物留下的痕迹，则它曾栖息在10亿年以前。当地农民并没有注意到这是某种生物——很可能是巨大蠕虫留在砂岩中的通道痕迹，但是当土地测量员来到该村庄时，这些砂岩 Recently, the traces of the sandstone found in the Indian village of Hallhata appear to resemble the small channels and channels left by creatures such as worms. If this is really the mark left by the creatures, it once perched in a billion years ago. The local peasants did not notice that this was a certain kind of creature - probably a trace of the passage of the giant worms in the sandstone, but when the land surveyors came to the village, the sandstone