Book,  Paragraph

 1   I,  1 |           speak of those parts which contribute to the generation of animals
 2   I,  1 |         bearing none themselves, yet contribute to the ripening of the fruits
 3   I,  17|          semen, whether she does not contribute anything else either, or
 4   I,  17|             animals which emit semen contribute by means of it to generation,
 5   I,  19|      receptacle, or whether she does contribute something, and, if so, how
 6   I,  19|             that the female does not contribute semen to the generation
 7   I,  20|            then, the female does not contribute semen to generation, but
 8   I,  20|              to generation, but does contribute something, and that this
 9   I,  20|           that what the female would contribute to the semen of the male
10   I,  21|         shows that the male does not contribute anything to the quantity
11   I,  22|             way in which these males contribute to generation. But when
12  II,  8 |              and because it does not contribute any material substance to
13 III,  1 |             and weakness of the legs contribute to making the former class
14 III,  11|             size. The so-called eggs contribute to generation but are only
15  IV,  1 |             If, as they say, he does contribute something of the sort, we
16  IV,  1 |          that these parts of animals contribute nothing to the production
17  IV,  6 | circumstances then, as we have said, contribute to cause the difference
18   V,  3 |        plants, for other causes also contribute to it.) It is in winter