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单词 Molothrus
例句
原声例句
物种起源

The sexes of Molothrus badius are stated by an excellent observer, Mr. Hudson, sometimes to live promiscuously together in flocks, and sometimes to pair.

一位出色的观察者哈德森先生指出, 黑腹鼹的性别有时成群混杂生活, 有时成对生活。

物种起源

Some species of Molothrus, a widely distinct genus of American birds, allied to our starlings, have parasitic habits like those of the cuckoo; and the species present an interesting gradation in the perfection of their instincts.

与我们的八哥近亲的美洲鸟类的一些物种具有像布谷鸟一样的寄生习性;并且该物种在其本能的完善方面呈现出有趣的渐变。

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