24 VETERINARY OBSTETRICS. 
The Ovaries. 
These organs, two in number, resemble very much 
in shape and size the testes of male animals, but are 
always comparatively smaller. They are situated in 
the sub-lumbar region, being suspended at the anterior 
extremity by the broad ligament. Each ovary consists 
FIG. Io. 
Ovary OPENED VERTICALLY. 
a, a, 6, 6, Graafian Vesicles at different stages of development. 
of a serous covering externally, the tunic or covering 
proper of the ovary, a number of Graafian vesicles, 
each of which contains a number of ova, and on the 
presence of these vesicles and the ova the life of the 
future animal depends. 
GRAAFIAN VESICLE AND Ovum. 
Mammary Glands or Mamme. 
The mammez of the Mare are situated in the 
inguinal region, and are formed of two hemispherical 
