...Some hounds from Central Africa, brought home by Major Denham, never bred in the Tower of London; and a similar tendency to sterility might be transmitted to the hybrid offspring of a wild animal... 
Charles Darwin 「The Variation of Animals and Plants Under Domestication, Vol. I.」
...The several European breeds have so often been crossed, both intentionally and unintentionally, that, if any sterility ensued from such unions, it would certainly have been detected...
Charles Darwin 「The Variation of Animals and Plants Under Domestication, Vol. I.」
..." If we were to trust to external differences alone, and give up the test of sterility, a multitude of species would have to be formed out of the varieties of these three species of Cucurbita...
Charles Darwin 「The Variation of Animals and Plants Under Domestication, Vol. I.」
...I have met with only two or three cases of reported sterility in the offspring of certain races when crossed...
Charles Darwin 「The Variation of Animals and Plants Under Domestication, Vol. I.」
...Brooke might be inducedto visit his tribe and remove the sterility of their land...
Sir James George Frazer 「The Golden Bough」
...I could not hear of any systemof using drugs or herbs to procure abortion; but herbs are used to produce general sterility, which they are believed to beeffective in doing...
Robert W. Williamson 「The Mafulu」
...If the drama rose from theSpring Song only, beautiful it might be, but with a beauty that wasmonotonous, a beauty doomed to sterility...
Jane Ellen Harrison 「Ancient Art and Ritual」
...As to the inhabitants of Mars, this world is in a situation asfavorable as our Earth for habitation, and it would be difficult todiscover any reason for perpetual sterility there...
Camille Flammarion Frances A. Welby 「Astronomy for Amateurs」
...At this spring the thorny vegetation of the desert grew alongsidethe more agreeable water-plants at the water's edge, so that fertilityand sterility stood side by side...
Ernest Giles 「Australia Twice Traversed, The Romance of Exploration」
...It was the weird, hideous, anddemoniacal beauty of absolute sterility that reigned here...
Ernest Giles 「Australia Twice Traversed, The Romance of Exploration」
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