Which is the only mammal that lays eggs? 8 views12 hours agoBooksgood books 1 Manish Ruchal294 12 hours ago 0 Comments Which is the only mammal that lays eggs? bjacharya Answered question 12 hours ago 1 Answer ActiveVotedNewestOldest 0 bjacharya5.41K Posted 12 hours ago 0 Comments The platypus and echidnas are the only mammals that lay eggs. bjacharya Answered question 12 hours ago You are viewing 1 out of 1 answers, click here to view all answers. Write your answer. Login