草原动物是指以草原环境为栖居地的生态地理动物类群。草原自然环境比较单纯,景色开阔,动物组成远较森林地带简单,以穴居生活能力强的啮齿类动物最为繁盛。草原上极端的生境条件,使动物的种类贫乏而种的个体数量丰富。
美洲羚羊,或称叉角羚,是该大陆典型的草原动物。
Typical of the grassland dwellers of the continent is the American antelope, or pronghorn.
美洲羚羊,或称叉角羚,是该大陆的典型的草原动物。
The american antelope or prong horn is typical of the grassland dwellers of the continent.
但过去也有过一些时候,雨季的雨水浸透了这片“空白之地”,把它从沙漠变成点缀着湖泊的草原,成为各种动物的家园。
But there've been times in the past when monsoon rains soaked the Empty Quarter and turned it from a desert into grassland that was dotted with lakes and home to various animals.
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