That computes to more than 1,000,000 cow fetuses harvested. Other options for FBS include less expensive, more readily available, serum-free media (SFM) such as donated human blood.

If a cow coming for slaughter happens to be pregnant, the cow is slaughtered and bled, and then the fetus is removed from its mother and brought into a blood collection room.

And so it was that peasant “condor keepers” this month placed a cow fetus on a desolate rain-swept cliff here in the Colombian Andes, the weekly ration for Iraka and Ogonta, ...

A sibling can change your life — potentially even before birth. The sex of one fetus can affect its neighbors in the womb. The "intrauterine position effect" was first discovered in cattle farming.