but when they become this barren, very little life can endure. 但这里如此荒芜 极少生物能够适应
Between them, they will devour 40,000 tonnes of food in a day. 每天能吃掉四万吨食物
Now they are at their most voracious... 现在到了食欲最旺盛的时候
and with wings, they can take to the skies. 有了翅膀 它们就能飞行
they do so three times faster than normal. 它们发育的速度达到平时的三倍
they come together into an unstoppable force 它们便聚集成群 以势不可挡的气势
they appear totally devoid of all vegetation. 看似寸草不生
they try to drive their quarry into the open. 将猎物驱赶到开阔地带
they bolt for the safety of the thorns. 地松鼠们迅速躲进刺丛中避险
They're so successful that they dominate these deserts. 这套策略成功地让它们主宰着这片沙漠