The Visual Guide to
Equine Reproduction
Teratology: Fetal Monsters
![Two Headed Monster.](images/eq00632.jpg)
Two Headed Monster.
Bicephalic foal. Incomplete twins, two heads, one body. Delivered at term.
Moore K (2009)
![Three-legged Foal.](images/eq00784.jpg)
Three-legged Foal.
Term foal born with only three legs. Complete absence of the left front limb. The right front leg was underdeveloped.
Jiménez Escobar C (2010)
![Three-legged Foal.](images/eq00785.jpg)
Three-legged Foal.
Right lateral recumbency. Total absence of the left front leg. The right front leg was small.
Jiménez Escobar C (2010)
![Three-legged Foal.](images/eq00786.jpg)
Three-legged Foal.
Congenital absence of the left front limb. There is no evidence of a left shoulder joint. The pastern of the right front leg was rotated.
Jiménez Escobar C (2010)