The echidna is a monotreme, which is a egg laying mammal.
View What Is The Only Mammal That Lays Eggs
Images. Monotremes are the only mammals that lay eggs. Instead, they excrete milk from mammary glands on their skin.
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Bird eggs are amniotic and have membranes that protect and nourish the embryo in a moist environment. The monotreme, however, is the only mammal that lays. Not only do these mammals lay eggs (just like all other monotremes) they also have a.
Also, both baby platypuses and echidnas are called puggles.
This is not their only difference, however, and their existence goes to. Click hereto get an answer to your question mammal that lay egg. The echidna is a monotreme, which is a egg laying mammal. Once an egg hatches, the baby feeds on milk produced by.