Dries up, like a humans would
As with all mammals it suckles mothers milk at birth.
Yes, whales are mammals, give live birth, and suckle their young
No they are not mammals they are birds
Baby mammals cannot reproduce, they have to be mature.
Exactly correct. Mothers have a baby by giving birth
Yes. Being mammals (albeit egg-laying mammals), baby platypuses must feed on mothers' milk.
air,water,environment,temperature,and food.
it helps for the baby to breathe and move
Squirrels are mammals, so yes the baby squirrels do have mothers and fathers.
Lions are mammals. The babies suckle milk from their mothers.
They give birth to live baby elephants, as they are mammals.
Baby dolphins eat their mothers milk, then fish.