It has developed special techniques for hunting amongst the cacti. 它练就了在仙人掌林捕食的特殊技能
Cacti are unique to American deserts. 仙人掌是美国沙漠中独一无二的植物
But birds are not the only animals to benefit from the presence of the cacti. 不过鸟并非唯一从仙人掌那里 获得好处的动物
the giant saguaros, one of the biggest of all cacti, 巨大的弁庆柱 ——一种世界上最大的仙人掌
Before long the cacti are dripping with dew. 不久之后 雾凝结成了露水
that moisture loving lichens are able to grow on the cacti 就连喜湿的地衣也能在仙人掌上生长
How do the cacti survive without rain? 仙人掌为何能在这个无雨地带生存