No ones stopping them from drinking anything
Penguins usually drink the milk from their family's father or their mate's pouch that they have in their throat and drink that kind of the same way they eat.
Penguins are not mammals because they lay eggs, are warm blooded, the babys don't drink milk and they have feathers not fur.
Penguins eat fish and drink salty water.
Most penguins drink water... A king penguin drinks water too
Yes, they drink milk.
yes chocolate milk is a drink it is milk, milk is a drink so if you add chocolate it will be the same but chocolaty,
No. Cows don't need to drink milk: they drink water, not milk.
There is no reason to stand to drink milk. You can drink milk from exactly the same positions as you drink anything else.
you should not DRINK MILK WHEN YOUR POO IS WATERY
Koalas drink their milk from their mother.
No, they can only drink their mother's milk.
No, they are birds.