I am informed by mr. f. smith that the male ants of several species are black the females being testaceous.

史密斯先生告诉过我，有些种类的公蚂蚁是黑色的，母蚂蚁是带壳的。图解带贝壳的。

youdao

I am informed by mr. f. smith that the male ants of several species are black the females being testaceous.

史密斯先生告诉过我，有些种类的公蚂蚁是黑色的，母蚂蚁是带壳的。图解带贝壳的。

youdao