Development of the equine fetus and placenta.
Prenatal specimens from mares with known breeding dates were used to characterize morphological changes in the fetus and placenta of pony mares. Prenatal characteristics and the day on which each was first found and weights of different components of the equine conceptus are summarized.
D000818:Animals; D005260:Female; D005333:Fetus / Q000502:physiology*; D005865:Gestational Age; D006128:Growth; D006736:Horses / Q000196:embryology*; D010920:Placenta / Q000502:physiology*; D011247:Pregnancy