How do they nourish their young ones? Name two egg-laying mammals

CBSE Class 9 CBSE Class 9 Science
1
  1. Most mammals give birth to young ones.
    • How do they nourish their young ones?
    • Name two egg-laying mammals.
  2. Why are mammals known to be the most advanced group of animals?
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    • Mammals have mammary glands for the production of milk to nourish their young ones.
    • Two egg-laying mammals are platypus and echidna.
    • Mammals have a very well-developed brain.
    • Their limbs are adapted for several activities like walking, running, swimming, burrowing, etc.