Book,  Paragraph

 1  IV,  9 |       some cases cock-birds and hens sing alike, as is observed
 2  IV,  9 |        cocks sing more than the hens; in fact, with barn-door
 3  VI,  1 |       the winter solstice. Some hens, even in the high breeds,
 4  VI,  1 |       inferior ones. The Adrian hens are small-sized, but they
 5  VI,  1 |      colours. Some domesticated hens lay twice a day; indeed,
 6  VI,  1 | instances have been known where hens, after exhibiting extreme
 7  VI,  1 |  fecundity, have died suddenly. Hens, then, lay eggs, as has
 8  VI,  2 |       by a healthy hen-for some hens lay soft eggs. The interior
 9  VI,  2 |      are hatched under brooding hens more rapidly in summer than
10  VI,  2 |         winter; that is to say, hens hatch in eighteen days in
11  VI,  2 |      set all around them.~Young hens are the first to lay, and
12  VI,  2 |        more eggs than the older hens, but the eggs of the younger
13  VI,  2 |         the eggs of the younger hens are comparatively small.
14  VI,  2 |    small. As a general rule, if hens get no brooding they pine
15  VI,  2 |        sicken. After copulation hens shiver and shake themselves,
16  VI,  2 |         these birds is that the hens tread one another when a
17  VI,  3 |         another. There are some hens that lay nothing but twin
18  VI,  4 |  animals after parturition. The hens lay as many as ten times
19  IX,  8 |      partridges, like barn-door hens, when they go to rest, gather
20  IX,  8 |       apart as dedicate without hens, they all as a matter of
21  IX,  49|    occurs in the case of birds. Hens, for instance, when they
22  IX,  49|         recognize that they are hens; in some cases there is