Dolphins drink milk for up to three years.
3-4 months
3-4 months
four months
3-4 months
Up to 18 months
For at least one year
Milk they feed their babies on milk
Young platypuses remain with their mother, feeding on mothers' milk, for about four months (115-125 days).
Because te baby dolphin lives on the mothers milk at first.
Up to 18 months
Echidnas are mammals, so the young feed on mothers' milk.
until they are 6 weeks old