Book,  Paragraph

 1  II,  17 |       in other words, they are thirty in number.~Some affirm that
 2 III,  20 |     same amount of cow’s milk, thirty. Other animals give only
 3   v,  11 |   their period of gestation is thirty days. And, by the way, some
 4   v,  14 |      are sexually capable when thirty months old; but, as a rule,
 5   v,  33 |         after rather less than thirty days it digs the eggs up
 6  VI,  4  |       ready for another within thirty days.)~
 7  VI,  6  |     The eagle broods for about thirty days.~The hatching period
 8  VI,  9  |        hatch their eggs within thirty days or rather more. The
 9  VI,  12 |        it disappears for about thirty days). Its young accompany
10  VI,  12 |      twenty-five, and some for thirty years; the fact is fishermen
11  VI,  17 |   gestation is not longer than thirty days, with others it is
12  VI,  17 |      and carries its spawn for thirty days; and the species of
13  VI,  18 |      has assigned to him about thirty mares or even somewhat more;
14  VI,  20 |    bitch is supplied with milk thirty days after lining. The milk
15  VI,  22 |        for twenty-five or even thirty, and if a horse be treated
16  VI,  22 |       however, when it reaches thirty years is regarded as exceptionally
17  VI,  23 |        ass lives for more than thirty years, and the she-ass lives
18  VI,  28 | usually remains by the sow for thirty days. The number of the
19  VI,  30 |   she-bear goes with young for thirty days. She brings forth sometimes
20 VII,  3  |      its duration being mostly thirty days in the case of a female
21 VIII,  9 |     day.~Camels live for about thirty years; in some exceptional
22 VIII,  13|        and the ceryx for about thirty days at the rising of the
23  IX,  7  |    were twenty-five years old, thirty years old, and in some cases