yes. they are born naked but mammals such as rabbits are born with a fur coat.
Platypuses are not born. They are hatched. Platypuses are monotremes, or egg-laying mammals. And yes, when first hatched, they are completely furless.
NO, all mammals except platypus are born live.
All mammals are warm blooded, incl mole rats.
Yes.
All dogs are born naked regardless of breed.
two. like all mammals :)
Amphibians are naked while mammals possess hair on skin .
Cattle are mammals - they are born alive from their mothers and fed milk, like all other mammals.
Grizzly bears are mammals, and like almost all mammals, are born alive.
Only mammals that have hair their whole lives are naked mole rats; this is because their hair doesn't go through a shedding process. Other mammals, like humans and chimpanzees, start growing hair immediately after birth.
All mammals are born by the mother giving live birth to them. However there are two exceptions to this rule. Platypus and Echidnas are mammals but they lay eggs. Which is extremely unusual for a mammal.
Yes. All mammals, with the exception of the naked mole rat and some with congenital insensitivity to pain, can feel pain.