NEET BIOLOGY

Detailed explanation-1: -∙ The animals which give birth to their young ones are called viviparous animals or mammals. Animals like humans, cows, dogs, cats, lions, etc., give birth to their young ones.

Detailed explanation-2: -Marsupials-Also known as pouched mammals, this is the only other mammal group to give live birth to their offspring. When marsupials give birth, the babies are very tiny and not completely developed. They then live in a pouch on the mother’s belly to drink milk and continue to develop after being born.

Detailed explanation-3: -Animals that give birth to babies are called mammals. So, the animals, reproducing the babies of their own kind, by directly giving birth, are called mammals. For example, human beings are mammals. Cats, dogs, cows, horses, elephants, goats, pigs, lions, rats, squirrel etc.

Detailed explanation-4: -Mammal groups Mammals are divided into three groups-monotremes, marsupials and placentals, all of which have fur, produce milk and are warm-blooded.

Detailed explanation-5: -The animals which give birth to young ones are called viviparous.