Common features of all mammals?

1 ANSWERS

1. Guest4717
   

   According to our knowledge

   
   

   
       
   1. they have fur, skin or hair
   
       
   2. they are warm-blooded
   
       
   3. they breathe through lungs (not gills)
   
       
   4. they bear live young (with the exception of the two monotreme types, which lay eggs) 
   
       
   5. the young feed on mothers' milk.
   
   

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