Monotremes are mammals that reproduce by laying eggs, and monotremes include the duckbill platypus. Given these facts, a duckbill platypus is a mammal that reproduces how among the following options:
- asexually
 - during the day
 - by cloning
 - spread flower seeds
 - They have thick fur
 - by laying eggs
 - with their fur
 - swans


 

      by laying eggs   