Book,  Paragraph

 1   I,  4 |         fish; for they have been seen uniting and with their ducts
 2   I,  15|        the uterus, plainly to be seen in each of these animals,
 3  II,  3 |          diverted if (as we have seen) it acts by means of the
 4  II,  4 |        by him, or, as is clearly seen to happen in some insects,
 5  II,  5 |          process in question was seen to involve the male quality.
 6  II,  5 |     erythrinus has ever yet been seen, but females, and specimens
 7  II,  5 | specimens full of roe, have been seen. Of this, however, we have
 8  II,  7 |         A similar thing has been seen to take place in those birds
 9  II,  7 |     indulge too much in this are seen to have their eyes sunken
10 III,  1 |         river fish, for some are seen to have eggs from the first,
11 III,  1 |         the double colour may be seen from considering the power
12 III,  5 |       these animals are actually seen copulating, for their union
13 III,  5 |        their copulation has been seen, for fish [when the tail
14 III,  6 |   copulation of ravens is seldom seen, but they are often seen
15 III,  6 |         seen, but they are often seen uniting with one another
16 III,  6 |          this bird also has been seen copulating before now. It
17 III,  6 |           for the hyena has been seen to have only one pudendum,
18 III,  7 |          neither the females are seen discharging their eggs nor
19 III,  7 |    non-viviparous fishes this is seen in both sexes. The reason
20 III,  8 |          the male has often been seen uniting with the female.
21 III,  8 |     nothing of the sort has been seen or can be naturally expected,
22 III,  10|        of them has ever yet been seen copulating, whereas this
23 III,  11|          creatures that has been seen uniting, but it has never
24  IV,  1 |        Now if Empedocles had not seen this it was only natural
25  IV,  1 |      cause of his; but if he had seen it it is strange that he
26  IV,  1 |       along with it. This may be seen in the case of eunuchs,
27  IV,  4 |        these phenomena have been seen in animals perfect and alive.
28  IV,  4 |     since such animals are often seen to conceive from a single
29  IV,  4 |          uterus, and they may be seen lying in a row in animals
30   V,  1 |          phenomenon is not to be seen in any of the other animals,
31   V,  1 |          as possible the objects seen. These two faculties are
32   V,  1 |        at a distance will not be seen so well—or whether we say
33   V,  1 |         distance, then, would be seen best if there were, so to
34   V,  1 |          must distant objects be seen.~Let these, then, be given