Because they are animals that have hair, bear live young and feed these young with milk from mammary glands.
Mammals are classified by two shared characteristics. They all feed their young with mammary gland milk, and all have hair.
it is in this class because it is a mammal and it is an animal
Because they bear live young and suckle them.
Pigs belong to the class Mammalia, which is a group of warm-blooded vertebrate animals that have hair or fur, give birth to live young, and nurse their offspring with milk.
Pigs belong to the Class: mammalia
They belong to the class Mammalia ( mammals).
Kangaroos are mammals, so they are in the class mammalia. They are marsupials, and macropods.
Lions (Panthera leo) are in the class Mammalia (mammals).
Wolves belong to the class Mammalia.
Tigers belong to Class Mammalia.
Opossums belong to the class mammalia.
Class Mammalia.
They're mammals Mammalia.
mammalia
mammalia