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NCERT CLASS IX - Science Textbook

Chapter 7 - Diversity in Living Organisms

What are the differences between animals belonging to the Aves group and those in the mammalia group?


aves : -
   habitat - land and air
   skin is feathery 
   respire by lungs 
   warm blooded 
   eggs are calcareous 
   4 chambered heart 

mammalia :-
      habitat - land and water 
      hairy skin
      internal eggs 
      4 chambered heart 
      warm blooded 
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