Huge quantities of grass, valuable food, have been lost. 大量的青草 宝贵的食物,片刻之间便化为乌有
They find new feeding grounds by following the smell of sprouting grass. 它们循着萌发的草香寻找新的用餐场所
they're the only monkeys in the world that live almost entirely on grass. 它们是世界上唯一完全以草为生的猴子