After it is born, it get oxygen from the air and food from its mother's milk. Before it is born it get both form its mother though the placenta and umbilical cord.
A developing baby gets its food and oxygen from the mother through the placenta. The placenta is an organ that develops during pregnancy and connects the baby's bloodstream to the mother's bloodstream, allowing for the exchange of nutrients and oxygen.
The placenta.
To supply the baby with food and oxygen from the mother's body.
the umbilical cord
Baby gets food and oxygen through the umbilical cord. This umbilical cord is attached to the placenta. This placenta is attached to the uterus. In the placenta blood of the mother comes close to the blood of the fetus. There is transfer of food and oxygen to the blood of fetus from the blood of mother. Carbon bi oxide and waste products of metabolism are transferred to the blood of mother from the blood of fetus.
Umbilical cord.
the usual stuff, oxygen, food, water, not being clubbed to death.
Oxygen
Placental mammals respirate using the umbilical cord. The cord, which is attached to both baby and mother, delivers food and oxygen to the baby.
While in the womb the baby gets everything it needs from the mother through the umbilical cord.
It flies away. Look at it go. Bye. Bye. Bye. Bye .Bye! )=
Oxygen is not a food.