Question

Mammals feed their young ones with __ secreted from their mammary glands.

Answer 1

Secretion from mammary glands:

1. Mammary gland is the structure present in the mammalian females that helps it feed the young wants during early infanthood.
   
2. After parturition, or delivery of the baby, the mammary glands secrete milk.
   
3. This milk is secreted for the nutrition of the young ones as the body fails to digest other nutrients at this stage.
   
4. The rennin enzyme secreted inside the stomach of the baby helps with the digestion of milk.
   
5. This milk is rich in proteins, sugars, vitamins and minerals and this is the only source of nutrient for the baby after birth.
   

Final Answer: Mammals feed their young ones with milk secreted from their mammary glands.