在南达科他州广阔的草原上，紫花金光菊是野牛与叉角羚额外的食物。

Purple coneflowers add to the diet of bison and pronghorns that graze South Dakota's sprawling grasslands.

youdao

在南达科他州广阔的草原上，紫花金光菊是野牛与叉角羚额外的食物。

Purple coneflowers add to the diet of bison and pronghorns that graze South Dakota's sprawling grasslands.

youdao