![Normal Term Placenta.](images/wb00213.jpg)
Normal Term Placenta.
Normal, spontaneously delivered, term fetal membranes. Four umbilical vessels, two arteries and two veins. The size of the floor tiles is 15 x 15 cm.
Drost M (2006)
![Term Fetal Membranes.](images/wb00214.jpg)
Term Fetal Membranes.
Normal placenta delivered spontaneously at term. Normal heifer calf, at 325 days gestation. Displayed with the allantoic side out. The size of the floor tiles is 15 x 15 cm.`
Drost M (2006)
![Twin Placenta.](images/wb00314.jpg)
Twin Placenta.
These heterosexual twins shared the placenta. The female fetus on the left is likely to be a freemartin. The incidence of twinning is low in water buffalo.
El Naggar MA (2005)