The snake population is high in gem mining zones, partly because the residents try to co-exist with them, but mainly because snakes like to live where jade deposits are plentiful. An experienced miner explained that snakes prefer jade-laden stone habitats because the temperature remains cool in summer yet has residual warmth during cold spells.
礦區蛇多，部分是由於人們的縱容，不過似乎蛇多的地方，玉礦真的蘊藏也多。對於這一點，老礦工說出了道理：寶石在夏天不易隨氣溫上升熱度，冬天也不致急遽趨冷，是蛇類適於生存的環境。